23935821

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2039}}^1$

素因数の和:2105

約数の個数: 32

約数和(自身を含む): 40212480

約数和(自身を除く): 16276659

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 559, 903, 1677, 2039, 3913, 6117, 11739, 14273, 26507, 42819, 79521, 87677, 185549, 263031, 556647, 613739, 1139801, 1841217, 3419403, 7978607, 23935821]

約数ペア:

[(1, 23935821), (3, 7978607), (7, 3419403), (13, 1841217), (21, 1139801), (39, 613739), (43, 556647), (91, 263031), (129, 185549), (273, 87677), (301, 79521), (559, 42819), (903, 26507), (1677, 14273), (2039, 11739), (3913, 6117)]