221510210

素因数分解:

$2^1\times 5^1\times {\mathrm{797}}^1\times {\mathrm{27793}}^1$

素因数の和:28597

約数の個数: 16

約数和(自身を含む): 399233016

約数和(自身を除く): 177722806

約数列:

[1, 2, 5, 10, 797, 1594, 3985, 7970, 27793, 55586, 138965, 277930, 22151021, 44302042, 110755105, 221510210]

約数ペア:

[(1, 221510210), (2, 110755105), (5, 44302042), (10, 22151021), (797, 277930), (1594, 138965), (3985, 55586), (7970, 27793)]