21576832

素因数分解:

$2^7\times {\mathrm{101}}^1\times {\mathrm{1669}}^1$

素因数の和:1784

約数の個数: 32

約数和(自身を含む): 43436700

約数和(自身を除く): 21859868

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 128, 202, 404, 808, 1616, 1669, 3232, 3338, 6464, 6676, 12928, 13352, 26704, 53408, 106816, 168569, 213632, 337138, 674276, 1348552, 2697104, 5394208, 10788416, 21576832]

約数ペア:

[(1, 21576832), (2, 10788416), (4, 5394208), (8, 2697104), (16, 1348552), (32, 674276), (64, 337138), (101, 213632), (128, 168569), (202, 106816), (404, 53408), (808, 26704), (1616, 13352), (1669, 12928), (3232, 6676), (3338, 6464)]