21628282

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{1049}}^1$

素因数の和:1138

約数の個数: 24

約数和(自身を含む): 35739900

約数和(自身を除く): 14111618

約数列:

[1, 2, 13, 26, 61, 122, 169, 338, 793, 1049, 1586, 2098, 10309, 13637, 20618, 27274, 63989, 127978, 177281, 354562, 831857, 1663714, 10814141, 21628282]

約数ペア:

[(1, 21628282), (2, 10814141), (13, 1663714), (26, 831857), (61, 354562), (122, 177281), (169, 127978), (338, 63989), (793, 27274), (1049, 20618), (1586, 13637), (2098, 10309)]