21462545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5413}}^1$

素因数の和:5492

約数の個数: 16

約数和(自身を含む): 28196112

約数和(自身を除く): 6733567

約数列:

[1, 5, 13, 61, 65, 305, 793, 3965, 5413, 27065, 70369, 330193, 351845, 1650965, 4292509, 21462545]

約数ペア:

[(1, 21462545), (5, 4292509), (13, 1650965), (61, 351845), (65, 330193), (305, 70369), (793, 27065), (3965, 5413)]