21734350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{919}}^1$

素因数の和:985

約数の個数: 48

約数和(自身を含む): 45175680

約数和(自身を除く): 23441330

約数列:

[1, 2, 5, 10, 11, 22, 25, 43, 50, 55, 86, 110, 215, 275, 430, 473, 550, 919, 946, 1075, 1838, 2150, 2365, 4595, 4730, 9190, 10109, 11825, 20218, 22975, 23650, 39517, 45950, 50545, 79034, 101090, 197585, 252725, 395170, 434687, 505450, 869374, 987925, 1975850, 2173435, 4346870, 10867175, 21734350]

約数ペア:

[(1, 21734350), (2, 10867175), (5, 4346870), (10, 2173435), (11, 1975850), (22, 987925), (25, 869374), (43, 505450), (50, 434687), (55, 395170), (86, 252725), (110, 197585), (215, 101090), (275, 79034), (430, 50545), (473, 45950), (550, 39517), (919, 23650), (946, 22975), (1075, 20218), (1838, 11825), (2150, 10109), (2365, 9190), (4595, 4730)]