21470038

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{2251}}^1$

素因数の和:2523

約数の個数: 16

約数和(自身を含む): 34050240

約数和(自身を除く): 12580202

約数列:

[1, 2, 19, 38, 251, 502, 2251, 4502, 4769, 9538, 42769, 85538, 565001, 1130002, 10735019, 21470038]

約数ペア:

[(1, 21470038), (2, 10735019), (19, 1130002), (38, 565001), (251, 85538), (502, 42769), (2251, 9538), (4502, 4769)]