210909830

素因数分解:

$2^1\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{19841}}^1$

素因数の和:20911

約数の個数: 16

約数和(自身を含む): 380013984

約数和(自身を除く): 169104154

約数列:

[1, 2, 5, 10, 1063, 2126, 5315, 10630, 19841, 39682, 99205, 198410, 21090983, 42181966, 105454915, 210909830]

約数ペア:

[(1, 210909830), (2, 105454915), (5, 42181966), (10, 21090983), (1063, 198410), (2126, 99205), (5315, 39682), (10630, 19841)]