21675434

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{8719}}^1$

素因数の和:8845

約数の個数: 16

約数和(自身を含む): 35786880

約数和(自身を除く): 14111446

約数列:

[1, 2, 11, 22, 113, 226, 1243, 2486, 8719, 17438, 95909, 191818, 985247, 1970494, 10837717, 21675434]

約数ペア:

[(1, 21675434), (2, 10837717), (11, 1970494), (22, 985247), (113, 191818), (226, 95909), (1243, 17438), (2486, 8719)]