21316589036

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{2459}}^1\times {\mathrm{58573}}^1$

素因数の和:61073

約数の個数: 24

約数和(自身を含む): 38328482640

約数和(自身を除く): 17011893604

約数列:

[1, 2, 4, 37, 74, 148, 2459, 4918, 9836, 58573, 90983, 117146, 181966, 234292, 363932, 2167201, 4334402, 8668804, 144031007, 288062014, 576124028, 5329147259, 10658294518, 21316589036]

約数ペア:

[(1, 21316589036), (2, 10658294518), (4, 5329147259), (37, 576124028), (74, 288062014), (148, 144031007), (2459, 8668804), (4918, 4334402), (9836, 2167201), (58573, 363932), (90983, 234292), (117146, 181966)]