20470611

素因数分解:

$3^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{1871}}^1$

素因数の和:2402

約数の個数: 16

約数和(自身を含む): 31269888

約数和(自身を除く): 10799277

約数列:

[1, 3, 7, 21, 521, 1563, 1871, 3647, 5613, 10941, 13097, 39291, 974791, 2924373, 6823537, 20470611]

約数ペア:

[(1, 20470611), (3, 6823537), (7, 2924373), (21, 974791), (521, 39291), (1563, 13097), (1871, 10941), (3647, 5613)]