66921404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{28697}}^1$

素因数の和:28765

約数の個数: 24

約数和(自身を含む): 130174128

約数和(自身を除く): 63252724

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 28697, 57394, 114788, 315667, 631334, 1262668, 1520941, 3041882, 6083764, 16730351, 33460702, 66921404]

約数ペア:

[(1, 66921404), (2, 33460702), (4, 16730351), (11, 6083764), (22, 3041882), (44, 1520941), (53, 1262668), (106, 631334), (212, 315667), (583, 114788), (1166, 57394), (2332, 28697)]