21902797730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199116343}}^1$

素因数の和:199116361

約数の個数: 16

約数和(自身を含む): 43009130304

約数和(自身を除く): 21106332574

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 199116343, 398232686, 995581715, 1991163430, 2190279773, 4380559546, 10951398865, 21902797730]

約数ペア:

[(1, 21902797730), (2, 10951398865), (5, 4380559546), (10, 2190279773), (11, 1991163430), (22, 995581715), (55, 398232686), (110, 199116343)]