21815214

素因数分解:

$2^1\times 3^1\times {\mathrm{367}}^1\times {\mathrm{9907}}^1$

素因数の和:10279

約数の個数: 16

約数和(自身を含む): 43753728

約数和(自身を除く): 21938514

約数列:

[1, 2, 3, 6, 367, 734, 1101, 2202, 9907, 19814, 29721, 59442, 3635869, 7271738, 10907607, 21815214]

約数ペア:

[(1, 21815214), (2, 10907607), (3, 7271738), (6, 3635869), (367, 59442), (734, 29721), (1101, 19814), (2202, 9907)]