21546908

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{233}}^1\times {\mathrm{379}}^1$

素因数の和:677

約数の個数: 24

約数和(自身を含む): 38591280

約数和(自身を除く): 17044372

約数列:

[1, 2, 4, 61, 122, 233, 244, 379, 466, 758, 932, 1516, 14213, 23119, 28426, 46238, 56852, 88307, 92476, 176614, 353228, 5386727, 10773454, 21546908]

約数ペア:

[(1, 21546908), (2, 10773454), (4, 5386727), (61, 353228), (122, 176614), (233, 92476), (244, 88307), (379, 56852), (466, 46238), (758, 28426), (932, 23119), (1516, 14213)]