21321300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:119

約数の個数: 288

約数和(自身を含む): 83994624

約数和(自身を除く): 62673324

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 20, 21, 22, 25, 26, 28, 30, 33, 35, 39, 42, 44, 50, 52, 55, 60, 65, 66, 70, 71, 75, 77, 78, 84, 91, 100, 105, 110, 130, 132, 140, 142, 143, 150, 154, 156, 165, 175, 182, 195, 210, 213, 220, 231, 260, 273, 275, 284, 286, 300, 308, 325, 330, 350, 355, 364, 385, 390, 420, 426, 429, 455, 462, 497, 525, 546, 550, 572, 650, 660, 700, 710, 715, 770, 780, 781, 825, 852, 858, 910, 923, 924, 975, 994, 1001, 1050, 1065, 1092, 1100, 1155, 1300, 1365, 1420, 1430, 1491, 1540, 1562, 1650, 1716, 1775, 1820, 1846, 1925, 1950, 1988, 2002, 2100, 2130, 2145, 2275, 2310, 2343, 2485, 2730, 2769, 2860, 2982, 3003, 3124, 3300, 3550, 3575, 3692, 3850, 3900, 3905, 4004, 4260, 4290, 4550, 4615, 4620, 4686, 4970, 5005, 5325, 5460, 5467, 5538, 5775, 5964, 6006, 6461, 6825, 7100, 7150, 7455, 7700, 7810, 8580, 9100, 9230, 9372, 9940, 10010, 10153, 10650, 10725, 10934, 11076, 11550, 11715, 12012, 12425, 12922, 13650, 13845, 14300, 14910, 15015, 15620, 16401, 18460, 19383, 19525, 20020, 20306, 21300, 21450, 21868, 23075, 23100, 23430, 24850, 25025, 25844, 27300, 27335, 27690, 29820, 30030, 30459, 32305, 32802, 37275, 38766, 39050, 40612, 42900, 46150, 46860, 49700, 50050, 50765, 54670, 55380, 58575, 60060, 60918, 64610, 65604, 69225, 71071, 74550, 75075, 77532, 78100, 82005, 92300, 96915, 100100, 101530, 109340, 117150, 121836, 129220, 136675, 138450, 142142, 149100, 150150, 152295, 161525, 164010, 193830, 203060, 213213, 234300, 253825, 273350, 276900, 284284, 300300, 304590, 323050, 328020, 355355, 387660, 410025, 426426, 484575, 507650, 546700, 609180, 646100, 710710, 761475, 820050, 852852, 969150, 1015300, 1066065, 1421420, 1522950, 1640100, 1776775, 1938300, 2132130, 3045900, 3553550, 4264260, 5330325, 7107100, 10660650, 21321300]

約数ペア:

[(1, 21321300), (2, 10660650), (3, 7107100), (4, 5330325), (5, 4264260), (6, 3553550), (7, 3045900), (10, 2132130), (11, 1938300), (12, 1776775), (13, 1640100), (14, 1522950), (15, 1421420), (20, 1066065), (21, 1015300), (22, 969150), (25, 852852), (26, 820050), (28, 761475), (30, 710710), (33, 646100), (35, 609180), (39, 546700), (42, 507650), (44, 484575), (50, 426426), (52, 410025), (55, 387660), (60, 355355), (65, 328020), (66, 323050), (70, 304590), (71, 300300), (75, 284284), (77, 276900), (78, 273350), (84, 253825), (91, 234300), (100, 213213), (105, 203060), (110, 193830), (130, 164010), (132, 161525), (140, 152295), (142, 150150), (143, 149100), (150, 142142), (154, 138450), (156, 136675), (165, 129220), (175, 121836), (182, 117150), (195, 109340), (210, 101530), (213, 100100), (220, 96915), (231, 92300), (260, 82005), (273, 78100), (275, 77532), (284, 75075), (286, 74550), (300, 71071), (308, 69225), (325, 65604), (330, 64610), (350, 60918), (355, 60060), (364, 58575), (385, 55380), (390, 54670), (420, 50765), (426, 50050), (429, 49700), (455, 46860), (462, 46150), (497, 42900), (525, 40612), (546, 39050), (550, 38766), (572, 37275), (650, 32802), (660, 32305), (700, 30459), (710, 30030), (715, 29820), (770, 27690), (780, 27335), (781, 27300), (825, 25844), (852, 25025), (858, 24850), (910, 23430), (923, 23100), (924, 23075), (975, 21868), (994, 21450), (1001, 21300), (1050, 20306), (1065, 20020), (1092, 19525), (1100, 19383), (1155, 18460), (1300, 16401), (1365, 15620), (1420, 15015), (1430, 14910), (1491, 14300), (1540, 13845), (1562, 13650), (1650, 12922), (1716, 12425), (1775, 12012), (1820, 11715), (1846, 11550), (1925, 11076), (1950, 10934), (1988, 10725), (2002, 10650), (2100, 10153), (2130, 10010), (2145, 9940), (2275, 9372), (2310, 9230), (2343, 9100), (2485, 8580), (2730, 7810), (2769, 7700), (2860, 7455), (2982, 7150), (3003, 7100), (3124, 6825), (3300, 6461), (3550, 6006), (3575, 5964), (3692, 5775), (3850, 5538), (3900, 5467), (3905, 5460), (4004, 5325), (4260, 5005), (4290, 4970), (4550, 4686), (4615, 4620)]