21876105

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{63409}}^1$

素因数の和:63440

約数の個数: 16

約数和(自身を含む): 36524160

約数和(自身を除く): 14648055

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 63409, 190227, 317045, 951135, 1458407, 4375221, 7292035, 21876105]

約数ペア:

[(1, 21876105), (3, 7292035), (5, 4375221), (15, 1458407), (23, 951135), (69, 317045), (115, 190227), (345, 63409)]