21113712221

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{2011}}^1\times {\mathrm{48383}}^1$

素因数の和:50432

約数の個数: 16

約数和(自身を含む): 24921243648

約数和(自身を除く): 3807531427

約数列:

[1, 7, 31, 217, 2011, 14077, 48383, 62341, 338681, 436387, 1499873, 10499111, 97298213, 681087491, 3016244603, 21113712221]

約数ペア:

[(1, 21113712221), (7, 3016244603), (31, 681087491), (217, 97298213), (2011, 10499111), (14077, 1499873), (48383, 436387), (62341, 338681)]