21128826

素因数分解:

$2^1\times 3^1\times {\mathrm{151}}^1\times {\mathrm{23321}}^1$

素因数の和:23477

約数の個数: 16

約数和(自身を含む): 42539328

約数和(自身を除く): 21410502

約数列:

[1, 2, 3, 6, 151, 302, 453, 906, 23321, 46642, 69963, 139926, 3521471, 7042942, 10564413, 21128826]

約数ペア:

[(1, 21128826), (2, 10564413), (3, 7042942), (6, 3521471), (151, 139926), (302, 69963), (453, 46642), (906, 23321)]