21447382

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{4079}}^1$

素因数の和:4331

約数の個数: 16

約数和(自身を含む): 35251200

約数和(自身を除く): 13803818

約数列:

[1, 2, 11, 22, 239, 478, 2629, 4079, 5258, 8158, 44869, 89738, 974881, 1949762, 10723691, 21447382]

約数ペア:

[(1, 21447382), (2, 10723691), (11, 1949762), (22, 974881), (239, 89738), (478, 44869), (2629, 8158), (4079, 5258)]