21913839

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{41269}}^1$

素因数の和:41334

約数の個数: 12

約数和(自身を含む): 32190600

約数和(自身を除く): 10276761

約数列:

[1, 3, 9, 59, 177, 531, 41269, 123807, 371421, 2434871, 7304613, 21913839]

約数ペア:

[(1, 21913839), (3, 7304613), (9, 2434871), (59, 371421), (177, 123807), (531, 41269)]