214603990

素因数分解:

$2^1\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{21019}}^1$

素因数の和:22047

約数の個数: 16

約数和(自身を含む): 386683920

約数和(自身を除く): 172079930

約数列:

[1, 2, 5, 10, 1021, 2042, 5105, 10210, 21019, 42038, 105095, 210190, 21460399, 42920798, 107301995, 214603990]

約数ペア:

[(1, 214603990), (2, 107301995), (5, 42920798), (10, 21460399), (1021, 210190), (2042, 105095), (5105, 42038), (10210, 21019)]