21811526

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{16253}}^1$

素因数の和:16327

約数の個数: 16

約数和(自身を含む): 36278928

約数和(自身を除く): 14467402

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 16253, 32506, 178783, 357566, 991433, 1982866, 10905763, 21811526]

約数ペア:

[(1, 21811526), (2, 10905763), (11, 1982866), (22, 991433), (61, 357566), (122, 178783), (671, 32506), (1342, 16253)]