21182700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1$

素因数の和:173

約数の個数: 216

約数和(自身を含む): 78369984

約数和(自身を除く): 57187284

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 25, 28, 30, 33, 35, 42, 44, 49, 50, 55, 60, 66, 70, 75, 77, 84, 98, 100, 105, 110, 131, 132, 140, 147, 150, 154, 165, 175, 196, 210, 220, 231, 245, 262, 275, 294, 300, 308, 330, 350, 385, 393, 420, 462, 490, 524, 525, 539, 550, 588, 655, 660, 700, 735, 770, 786, 825, 917, 924, 980, 1050, 1078, 1100, 1155, 1225, 1310, 1441, 1470, 1540, 1572, 1617, 1650, 1834, 1925, 1965, 2100, 2156, 2310, 2450, 2620, 2695, 2751, 2882, 2940, 3234, 3275, 3300, 3668, 3675, 3850, 3930, 4323, 4585, 4620, 4900, 5390, 5502, 5764, 5775, 6419, 6468, 6550, 7205, 7350, 7700, 7860, 8085, 8646, 9170, 9825, 10087, 10780, 11004, 11550, 12838, 13100, 13475, 13755, 14410, 14700, 16170, 17292, 18340, 19257, 19650, 20174, 21615, 22925, 23100, 25676, 26950, 27510, 28820, 30261, 32095, 32340, 36025, 38514, 39300, 40348, 40425, 43230, 45850, 50435, 53900, 55020, 60522, 64190, 68775, 70609, 72050, 77028, 80850, 86460, 91700, 96285, 100870, 108075, 121044, 128380, 137550, 141218, 144100, 151305, 160475, 161700, 192570, 201740, 211827, 216150, 252175, 275100, 282436, 302610, 320950, 353045, 385140, 423654, 432300, 481425, 504350, 605220, 641900, 706090, 756525, 847308, 962850, 1008700, 1059135, 1412180, 1513050, 1765225, 1925700, 2118270, 3026100, 3530450, 4236540, 5295675, 7060900, 10591350, 21182700]

約数ペア:

[(1, 21182700), (2, 10591350), (3, 7060900), (4, 5295675), (5, 4236540), (6, 3530450), (7, 3026100), (10, 2118270), (11, 1925700), (12, 1765225), (14, 1513050), (15, 1412180), (20, 1059135), (21, 1008700), (22, 962850), (25, 847308), (28, 756525), (30, 706090), (33, 641900), (35, 605220), (42, 504350), (44, 481425), (49, 432300), (50, 423654), (55, 385140), (60, 353045), (66, 320950), (70, 302610), (75, 282436), (77, 275100), (84, 252175), (98, 216150), (100, 211827), (105, 201740), (110, 192570), (131, 161700), (132, 160475), (140, 151305), (147, 144100), (150, 141218), (154, 137550), (165, 128380), (175, 121044), (196, 108075), (210, 100870), (220, 96285), (231, 91700), (245, 86460), (262, 80850), (275, 77028), (294, 72050), (300, 70609), (308, 68775), (330, 64190), (350, 60522), (385, 55020), (393, 53900), (420, 50435), (462, 45850), (490, 43230), (524, 40425), (525, 40348), (539, 39300), (550, 38514), (588, 36025), (655, 32340), (660, 32095), (700, 30261), (735, 28820), (770, 27510), (786, 26950), (825, 25676), (917, 23100), (924, 22925), (980, 21615), (1050, 20174), (1078, 19650), (1100, 19257), (1155, 18340), (1225, 17292), (1310, 16170), (1441, 14700), (1470, 14410), (1540, 13755), (1572, 13475), (1617, 13100), (1650, 12838), (1834, 11550), (1925, 11004), (1965, 10780), (2100, 10087), (2156, 9825), (2310, 9170), (2450, 8646), (2620, 8085), (2695, 7860), (2751, 7700), (2882, 7350), (2940, 7205), (3234, 6550), (3275, 6468), (3300, 6419), (3668, 5775), (3675, 5764), (3850, 5502), (3930, 5390), (4323, 4900), (4585, 4620)]