21611902

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{28663}}^1$

素因数の和:28707

約数の個数: 16

約数和(自身を含む): 36116640

約数和(自身を除く): 14504738

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 28663, 57326, 372619, 745238, 831227, 1662454, 10805951, 21611902]

約数ペア:

[(1, 21611902), (2, 10805951), (13, 1662454), (26, 831227), (29, 745238), (58, 372619), (377, 57326), (754, 28663)]