21167249470

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{45036701}}^1$

素因数の和:45036755

約数の個数: 16

約数和(自身を含む): 38911710528

約数和(自身を除く): 17744461058

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 45036701, 90073402, 225183505, 450367010, 2116724947, 4233449894, 10583624735, 21167249470]

約数ペア:

[(1, 21167249470), (2, 10583624735), (5, 4233449894), (10, 2116724947), (47, 450367010), (94, 225183505), (235, 90073402), (470, 45036701)]