21936745

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1\times {\mathrm{419}}^1$

素因数の和:744

約数の個数: 16

約数和(自身を含む): 27195840

約数和(自身を除く): 5259095

約数列:

[1, 5, 37, 185, 283, 419, 1415, 2095, 10471, 15503, 52355, 77515, 118577, 592885, 4387349, 21936745]

約数ペア:

[(1, 21936745), (5, 4387349), (37, 592885), (185, 118577), (283, 77515), (419, 52355), (1415, 15503), (2095, 10471)]