21503100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{229}}^1\times {\mathrm{313}}^1$

素因数の和:559

約数の個数: 72

約数和(自身を含む): 62686960

約数和(自身を除く): 41183860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 229, 300, 313, 458, 626, 687, 916, 939, 1145, 1252, 1374, 1565, 1878, 2290, 2748, 3130, 3435, 3756, 4580, 4695, 5725, 6260, 6870, 7825, 9390, 11450, 13740, 15650, 17175, 18780, 22900, 23475, 31300, 34350, 46950, 68700, 71677, 93900, 143354, 215031, 286708, 358385, 430062, 716770, 860124, 1075155, 1433540, 1791925, 2150310, 3583850, 4300620, 5375775, 7167700, 10751550, 21503100]

約数ペア:

[(1, 21503100), (2, 10751550), (3, 7167700), (4, 5375775), (5, 4300620), (6, 3583850), (10, 2150310), (12, 1791925), (15, 1433540), (20, 1075155), (25, 860124), (30, 716770), (50, 430062), (60, 358385), (75, 286708), (100, 215031), (150, 143354), (229, 93900), (300, 71677), (313, 68700), (458, 46950), (626, 34350), (687, 31300), (916, 23475), (939, 22900), (1145, 18780), (1252, 17175), (1374, 15650), (1565, 13740), (1878, 11450), (2290, 9390), (2748, 7825), (3130, 6870), (3435, 6260), (3756, 5725), (4580, 4695)]