21303078

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{34471}}^1$

素因数の和:34579

約数の個数: 16

約数和(自身を含む): 43021056

約数和(自身を除く): 21717978

約数列:

[1, 2, 3, 6, 103, 206, 309, 618, 34471, 68942, 103413, 206826, 3550513, 7101026, 10651539, 21303078]

約数ペア:

[(1, 21303078), (2, 10651539), (3, 7101026), (6, 3550513), (103, 206826), (206, 103413), (309, 68942), (618, 34471)]