21825292

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{607}}^1$

素因数の和:801

約数の個数: 24

約数和(自身を含む): 39070080

約数和(自身を除く): 17244788

約数列:

[1, 2, 4, 89, 101, 178, 202, 356, 404, 607, 1214, 2428, 8989, 17978, 35956, 54023, 61307, 108046, 122614, 216092, 245228, 5456323, 10912646, 21825292]

約数ペア:

[(1, 21825292), (2, 10912646), (4, 5456323), (89, 245228), (101, 216092), (178, 122614), (202, 108046), (356, 61307), (404, 54023), (607, 35956), (1214, 17978), (2428, 8989)]