21036444240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1\times {\mathrm{1013}}^1$

素因数の和:1346

約数の個数: 320

約数和(自身を含む): 76479676416

約数和(自身を除く): 55443232176

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 47, 48, 56, 60, 70, 80, 84, 94, 105, 112, 120, 140, 141, 168, 188, 210, 235, 240, 263, 280, 282, 329, 336, 376, 420, 470, 526, 560, 564, 658, 705, 752, 789, 840, 940, 987, 1013, 1052, 1128, 1315, 1316, 1410, 1578, 1645, 1680, 1841, 1880, 1974, 2026, 2104, 2256, 2630, 2632, 2820, 3039, 3156, 3290, 3682, 3760, 3945, 3948, 4052, 4208, 4935, 5065, 5260, 5264, 5523, 5640, 6078, 6312, 6580, 7091, 7364, 7890, 7896, 8104, 9205, 9870, 10130, 10520, 11046, 11280, 12156, 12361, 12624, 13160, 14182, 14728, 15195, 15780, 15792, 16208, 18410, 19740, 20260, 21040, 21273, 22092, 24312, 24722, 26320, 27615, 28364, 29456, 30390, 31560, 35455, 36820, 37083, 39480, 40520, 42546, 44184, 47611, 48624, 49444, 55230, 56728, 60780, 61805, 63120, 70910, 73640, 74166, 78960, 81040, 85092, 86527, 88368, 95222, 98888, 106365, 110460, 113456, 121560, 123610, 141820, 142833, 147280, 148332, 170184, 173054, 185415, 190444, 197776, 212730, 220920, 238055, 243120, 247220, 259581, 266419, 283640, 285666, 296664, 333277, 340368, 346108, 370830, 380888, 425460, 432635, 441840, 476110, 494440, 519162, 532838, 567280, 571332, 593328, 666554, 692216, 714165, 741660, 761776, 799257, 850920, 865270, 952220, 988880, 999831, 1038324, 1065676, 1142664, 1297905, 1332095, 1333108, 1384432, 1428330, 1483320, 1598514, 1666385, 1701840, 1730540, 1864933, 1904440, 1999662, 2076648, 2131352, 2285328, 2595810, 2664190, 2666216, 2856660, 2966640, 3197028, 3332770, 3461080, 3729866, 3808880, 3996285, 3999324, 4153296, 4262704, 4999155, 5191620, 5328380, 5332432, 5594799, 5713320, 6394056, 6665540, 6922160, 7459732, 7992570, 7998648, 9324665, 9998310, 10383240, 10656760, 11189598, 11426640, 12521693, 12788112, 13331080, 14919464, 15985140, 15997296, 18649330, 19996620, 20766480, 21313520, 22379196, 25043386, 26662160, 27973995, 29838928, 31970280, 37298660, 37565079, 39993240, 44758392, 50086772, 55947990, 62608465, 63940560, 74597320, 75130158, 79986480, 87651851, 89516784, 100173544, 111895980, 125216930, 149194640, 150260316, 175303702, 187825395, 200347088, 223791960, 250433860, 262955553, 300520632, 350607404, 375650790, 438259255, 447583920, 500867720, 525911106, 601041264, 701214808, 751301580, 876518510, 1001735440, 1051822212, 1314777765, 1402429616, 1502603160, 1753037020, 2103644424, 2629555530, 3005206320, 3506074040, 4207288848, 5259111060, 7012148080, 10518222120, 21036444240]

約数ペア:

[(1, 21036444240), (2, 10518222120), (3, 7012148080), (4, 5259111060), (5, 4207288848), (6, 3506074040), (7, 3005206320), (8, 2629555530), (10, 2103644424), (12, 1753037020), (14, 1502603160), (15, 1402429616), (16, 1314777765), (20, 1051822212), (21, 1001735440), (24, 876518510), (28, 751301580), (30, 701214808), (35, 601041264), (40, 525911106), (42, 500867720), (47, 447583920), (48, 438259255), (56, 375650790), (60, 350607404), (70, 300520632), (80, 262955553), (84, 250433860), (94, 223791960), (105, 200347088), (112, 187825395), (120, 175303702), (140, 150260316), (141, 149194640), (168, 125216930), (188, 111895980), (210, 100173544), (235, 89516784), (240, 87651851), (263, 79986480), (280, 75130158), (282, 74597320), (329, 63940560), (336, 62608465), (376, 55947990), (420, 50086772), (470, 44758392), (526, 39993240), (560, 37565079), (564, 37298660), (658, 31970280), (705, 29838928), (752, 27973995), (789, 26662160), (840, 25043386), (940, 22379196), (987, 21313520), (1013, 20766480), (1052, 19996620), (1128, 18649330), (1315, 15997296), (1316, 15985140), (1410, 14919464), (1578, 13331080), (1645, 12788112), (1680, 12521693), (1841, 11426640), (1880, 11189598), (1974, 10656760), (2026, 10383240), (2104, 9998310), (2256, 9324665), (2630, 7998648), (2632, 7992570), (2820, 7459732), (3039, 6922160), (3156, 6665540), (3290, 6394056), (3682, 5713320), (3760, 5594799), (3945, 5332432), (3948, 5328380), (4052, 5191620), (4208, 4999155), (4935, 4262704), (5065, 4153296), (5260, 3999324), (5264, 3996285), (5523, 3808880), (5640, 3729866), (6078, 3461080), (6312, 3332770), (6580, 3197028), (7091, 2966640), (7364, 2856660), (7890, 2666216), (7896, 2664190), (8104, 2595810), (9205, 2285328), (9870, 2131352), (10130, 2076648), (10520, 1999662), (11046, 1904440), (11280, 1864933), (12156, 1730540), (12361, 1701840), (12624, 1666385), (13160, 1598514), (14182, 1483320), (14728, 1428330), (15195, 1384432), (15780, 1333108), (15792, 1332095), (16208, 1297905), (18410, 1142664), (19740, 1065676), (20260, 1038324), (21040, 999831), (21273, 988880), (22092, 952220), (24312, 865270), (24722, 850920), (26320, 799257), (27615, 761776), (28364, 741660), (29456, 714165), (30390, 692216), (31560, 666554), (35455, 593328), (36820, 571332), (37083, 567280), (39480, 532838), (40520, 519162), (42546, 494440), (44184, 476110), (47611, 441840), (48624, 432635), (49444, 425460), (55230, 380888), (56728, 370830), (60780, 346108), (61805, 340368), (63120, 333277), (70910, 296664), (73640, 285666), (74166, 283640), (78960, 266419), (81040, 259581), (85092, 247220), (86527, 243120), (88368, 238055), (95222, 220920), (98888, 212730), (106365, 197776), (110460, 190444), (113456, 185415), (121560, 173054), (123610, 170184), (141820, 148332), (142833, 147280)]