21140953

素因数分解:

${\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:288

約数の個数: 16

約数和(自身を含む): 22498560

約数和(自身を除く): 1357607

約数列:

[1, 41, 61, 79, 107, 2501, 3239, 4387, 4819, 6527, 8453, 197579, 267607, 346573, 515633, 21140953]

約数ペア:

[(1, 21140953), (41, 515633), (61, 346573), (79, 267607), (107, 197579), (2501, 8453), (3239, 6527), (4387, 4819)]