21822208

素因数分解:

$2^8\times {\mathrm{85243}}^1$

素因数の和:85259

約数の個数: 18

約数和(自身を含む): 43559684

約数和(自身を除く): 21737476

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 85243, 170486, 340972, 681944, 1363888, 2727776, 5455552, 10911104, 21822208]

約数ペア:

[(1, 21822208), (2, 10911104), (4, 5455552), (8, 2727776), (16, 1363888), (32, 681944), (64, 340972), (128, 170486), (256, 85243)]