21864992

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{40193}}^1$

素因数の和:40220

約数の個数: 24

約数和(自身を含む): 45579996

約数和(自身を除く): 23715004

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 40193, 80386, 160772, 321544, 643088, 683281, 1286176, 1366562, 2733124, 5466248, 10932496, 21864992]

約数ペア:

[(1, 21864992), (2, 10932496), (4, 5466248), (8, 2733124), (16, 1366562), (17, 1286176), (32, 683281), (34, 643088), (68, 321544), (136, 160772), (272, 80386), (544, 40193)]