21095848

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{29629}}^1$

素因数の和:29724

約数の個数: 16

約数和(自身を含む): 40000500

約数和(自身を除く): 18904652

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 29629, 59258, 118516, 237032, 2636981, 5273962, 10547924, 21095848]

約数ペア:

[(1, 21095848), (2, 10547924), (4, 5273962), (8, 2636981), (89, 237032), (178, 118516), (356, 59258), (712, 29629)]