21231632

素因数分解:

$2^4\times {\mathrm{269}}^1\times {\mathrm{4933}}^1$

素因数の和:5210

約数の個数: 20

約数和(自身を含む): 41297580

約数和(自身を除く): 20065948

約数列:

[1, 2, 4, 8, 16, 269, 538, 1076, 2152, 4304, 4933, 9866, 19732, 39464, 78928, 1326977, 2653954, 5307908, 10615816, 21231632]

約数ペア:

[(1, 21231632), (2, 10615816), (4, 5307908), (8, 2653954), (16, 1326977), (269, 78928), (538, 39464), (1076, 19732), (2152, 9866), (4304, 4933)]