21942470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4639}}^1$

素因数の和:4700

約数の個数: 32

約数和(自身を含む): 44098560

約数和(自身を除く): 22156090

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4639, 4730, 9278, 23195, 46390, 51029, 102058, 199477, 255145, 398954, 510290, 997385, 1994770, 2194247, 4388494, 10971235, 21942470]

約数ペア:

[(1, 21942470), (2, 10971235), (5, 4388494), (10, 2194247), (11, 1994770), (22, 997385), (43, 510290), (55, 398954), (86, 255145), (110, 199477), (215, 102058), (430, 51029), (473, 46390), (946, 23195), (2365, 9278), (4639, 4730)]