21471360770

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{8554327}}^1$

素因数の和:8554585

約数の個数: 16

約数和(自身を含む): 38802431808

約数和(自身を除く): 17331071038

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 8554327, 17108654, 42771635, 85543270, 2147136077, 4294272154, 10735680385, 21471360770]

約数ペア:

[(1, 21471360770), (2, 10735680385), (5, 4294272154), (10, 2147136077), (251, 85543270), (502, 42771635), (1255, 17108654), (2510, 8554327)]