201821467754

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{21257791}}^1$

素因数の和:21257941

約数の個数: 16

約数和(自身を含む): 312234448896

約数和(自身を除く): 110412981142

約数列:

[1, 2, 47, 94, 101, 202, 4747, 9494, 21257791, 42515582, 999116177, 1998232354, 2147036891, 4294073782, 100910733877, 201821467754]

約数ペア:

[(1, 201821467754), (2, 100910733877), (47, 4294073782), (94, 2147036891), (101, 1998232354), (202, 999116177), (4747, 42515582), (9494, 21257791)]