21618544

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{22901}}^1$

素因数の和:22968

約数の個数: 20

約数和(自身を含む): 42597720

約数和(自身を除く): 20979176

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 22901, 45802, 91604, 183208, 366416, 1351159, 2702318, 5404636, 10809272, 21618544]

約数ペア:

[(1, 21618544), (2, 10809272), (4, 5404636), (8, 2702318), (16, 1351159), (59, 366416), (118, 183208), (236, 91604), (472, 45802), (944, 22901)]