21581626

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{33827}}^1$

素因数の和:33869

約数の個数: 16

約数和(自身を含む): 36534240

約数和(自身を除く): 14952614

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 33827, 67654, 372097, 744194, 980983, 1961966, 10790813, 21581626]

約数ペア:

[(1, 21581626), (2, 10790813), (11, 1961966), (22, 980983), (29, 744194), (58, 372097), (319, 67654), (638, 33827)]