21639266

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{57859}}^1$

素因数の和:57889

約数の個数: 16

約数和(自身を含む): 37493280

約数和(自身を除く): 15854014

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 57859, 115718, 636449, 983603, 1272898, 1967206, 10819633, 21639266]

約数ペア:

[(1, 21639266), (2, 10819633), (11, 1967206), (17, 1272898), (22, 983603), (34, 636449), (187, 115718), (374, 57859)]