21915577618

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37061}}^1\times {\mathrm{26879}}^1$

素因数の和:63953

約数の個数: 16

約数和(自身を含む): 35864156160

約数和(自身を除く): 13948578542

約数列:

[1, 2, 11, 22, 26879, 37061, 53758, 74122, 295669, 407671, 591338, 815342, 996162619, 1992325238, 10957788809, 21915577618]

約数ペア:

[(1, 21915577618), (2, 10957788809), (11, 1992325238), (22, 996162619), (26879, 815342), (37061, 591338), (53758, 407671), (74122, 295669)]