21804830

素因数分解:

$2^1\times 5^1\times {\mathrm{577}}^1\times {\mathrm{3779}}^1$

素因数の和:4363

約数の個数: 16

約数和(自身を含む): 39327120

約数和(自身を除く): 17522290

約数列:

[1, 2, 5, 10, 577, 1154, 2885, 3779, 5770, 7558, 18895, 37790, 2180483, 4360966, 10902415, 21804830]

約数ペア:

[(1, 21804830), (2, 10902415), (5, 4360966), (10, 2180483), (577, 37790), (1154, 18895), (2885, 7558), (3779, 5770)]