21931453

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{751}}^1$

素因数の和:852

約数の個数: 16

約数和(自身を含む): 24364800

約数和(自身を除く): 2433347

約数列:

[1, 19, 29, 53, 551, 751, 1007, 1537, 14269, 21779, 29203, 39803, 413801, 756257, 1154287, 21931453]

約数ペア:

[(1, 21931453), (19, 1154287), (29, 756257), (53, 413801), (551, 39803), (751, 29203), (1007, 21779), (1537, 14269)]