21860222

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{577}}^1\times {\mathrm{997}}^1$

素因数の和:1595

約数の個数: 16

約数和(自身を含む): 34610640

約数和(自身を除く): 12750418

約数列:

[1, 2, 19, 38, 577, 997, 1154, 1994, 10963, 18943, 21926, 37886, 575269, 1150538, 10930111, 21860222]

約数ペア:

[(1, 21860222), (2, 10930111), (19, 1150538), (38, 575269), (577, 37886), (997, 21926), (1154, 18943), (1994, 10963)]