21524386

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{5273}}^1$

素因数の和:5445

約数の個数: 16

約数和(自身を含む): 34998264

約数和(自身を除く): 13473878

約数列:

[1, 2, 13, 26, 157, 314, 2041, 4082, 5273, 10546, 68549, 137098, 827861, 1655722, 10762193, 21524386]

約数ペア:

[(1, 21524386), (2, 10762193), (13, 1655722), (26, 827861), (157, 137098), (314, 68549), (2041, 10546), (4082, 5273)]