21876010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{168277}}^1$

素因数の和:168297

約数の個数: 16

約数和(自身を含む): 42406056

約数和(自身を除く): 20530046

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 168277, 336554, 841385, 1682770, 2187601, 4375202, 10938005, 21876010]

約数ペア:

[(1, 21876010), (2, 10938005), (5, 4375202), (10, 2187601), (13, 1682770), (26, 841385), (65, 336554), (130, 168277)]