2021197830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{127843}}^1$

素因数の和:127901

約数の個数: 64

約数和(自身を含む): 5301946368

約数和(自身を除く): 3280748538

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 31, 34, 51, 62, 85, 93, 102, 155, 170, 186, 255, 310, 465, 510, 527, 930, 1054, 1581, 2635, 3162, 5270, 7905, 15810, 127843, 255686, 383529, 639215, 767058, 1278430, 1917645, 2173331, 3835290, 3963133, 4346662, 6519993, 7926266, 10866655, 11889399, 13039986, 19815665, 21733310, 23778798, 32599965, 39631330, 59446995, 65199930, 67373261, 118893990, 134746522, 202119783, 336866305, 404239566, 673732610, 1010598915, 2021197830]

約数ペア:

[(1, 2021197830), (2, 1010598915), (3, 673732610), (5, 404239566), (6, 336866305), (10, 202119783), (15, 134746522), (17, 118893990), (30, 67373261), (31, 65199930), (34, 59446995), (51, 39631330), (62, 32599965), (85, 23778798), (93, 21733310), (102, 19815665), (155, 13039986), (170, 11889399), (186, 10866655), (255, 7926266), (310, 6519993), (465, 4346662), (510, 3963133), (527, 3835290), (930, 2173331), (1054, 1917645), (1581, 1278430), (2635, 767058), (3162, 639215), (5270, 383529), (7905, 255686), (15810, 127843)]