21545618

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{12659}}^1$

素因数の和:12721

約数の個数: 16

約数和(自身を含む): 34637760

約数和(自身を除く): 13092142

約数列:

[1, 2, 23, 37, 46, 74, 851, 1702, 12659, 25318, 291157, 468383, 582314, 936766, 10772809, 21545618]

約数ペア:

[(1, 21545618), (2, 10772809), (23, 936766), (37, 582314), (46, 468383), (74, 291157), (851, 25318), (1702, 12659)]