21134011

素因数分解:

${\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:318

約数の個数: 16

約数和(自身を含む): 22644000

約数和(自身を除く): 1509989

約数列:

[1, 29, 67, 73, 149, 1943, 2117, 4321, 4891, 9983, 10877, 141839, 289507, 315433, 728759, 21134011]

約数ペア:

[(1, 21134011), (29, 728759), (67, 315433), (73, 289507), (149, 141839), (1943, 10877), (2117, 9983), (4321, 4891)]