21899098

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{11863}}^1$

素因数の和:11949

約数の個数: 16

約数和(自身を含む): 35876736

約数和(自身を除く): 13977638

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 11863, 23726, 154219, 308438, 842273, 1684546, 10949549, 21899098]

約数ペア:

[(1, 21899098), (2, 10949549), (13, 1684546), (26, 842273), (71, 308438), (142, 154219), (923, 23726), (1846, 11863)]