21771710

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{19267}}^1$

素因数の和:19387

約数の個数: 16

約数和(自身を含む): 39537936

約数和(自身を除く): 17766226

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 19267, 38534, 96335, 192670, 2177171, 4354342, 10885855, 21771710]

約数ペア:

[(1, 21771710), (2, 10885855), (5, 4354342), (10, 2177171), (113, 192670), (226, 96335), (565, 38534), (1130, 19267)]