21161824

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{9059}}^1$

素因数の和:9142

約数の個数: 24

約数和(自身を含む): 42237720

約数和(自身を除く): 21075896

約数列:

[1, 2, 4, 8, 16, 32, 73, 146, 292, 584, 1168, 2336, 9059, 18118, 36236, 72472, 144944, 289888, 661307, 1322614, 2645228, 5290456, 10580912, 21161824]

約数ペア:

[(1, 21161824), (2, 10580912), (4, 5290456), (8, 2645228), (16, 1322614), (32, 661307), (73, 289888), (146, 144944), (292, 72472), (584, 36236), (1168, 18118), (2336, 9059)]