21629618

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1\times {\mathrm{487}}^1$

素因数の和:961

約数の個数: 16

約数和(自身を含む): 33203520

約数和(自身を除く): 11573902

約数列:

[1, 2, 53, 106, 419, 487, 838, 974, 22207, 25811, 44414, 51622, 204053, 408106, 10814809, 21629618]

約数ペア:

[(1, 21629618), (2, 10814809), (53, 408106), (106, 204053), (419, 51622), (487, 44414), (838, 25811), (974, 22207)]