21319566

素因数分解:

$2^1\times 3^1\times {\mathrm{401}}^1\times {\mathrm{8861}}^1$

素因数の和:9267

約数の個数: 16

約数和(自身を含む): 42750288

約数和(自身を除く): 21430722

約数列:

[1, 2, 3, 6, 401, 802, 1203, 2406, 8861, 17722, 26583, 53166, 3553261, 7106522, 10659783, 21319566]

約数ペア:

[(1, 21319566), (2, 10659783), (3, 7106522), (6, 3553261), (401, 53166), (802, 26583), (1203, 17722), (2406, 8861)]