21730745

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{811}}^1$

素因数の和:1072

約数の個数: 16

約数和(自身を含む): 27361152

約数和(自身を除く): 5630407

約数列:

[1, 5, 23, 115, 233, 811, 1165, 4055, 5359, 18653, 26795, 93265, 188963, 944815, 4346149, 21730745]

約数ペア:

[(1, 21730745), (5, 4346149), (23, 944815), (115, 188963), (233, 93265), (811, 26795), (1165, 18653), (4055, 5359)]