23121399

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^2\times {\mathrm{139}}^1$

素因数の和:327

約数の個数: 24

約数和(自身を含む): 35889280

約数和(自身を除く): 12767881

約数列:

[1, 3, 7, 21, 89, 139, 267, 417, 623, 973, 1869, 2919, 7921, 12371, 23763, 37113, 55447, 86597, 166341, 259791, 1101019, 3303057, 7707133, 23121399]

約数ペア:

[(1, 23121399), (3, 7707133), (7, 3303057), (21, 1101019), (89, 259791), (139, 166341), (267, 86597), (417, 55447), (623, 37113), (973, 23763), (1869, 12371), (2919, 7921)]