21584104

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{26713}}^1$

素因数の和:26820

約数の個数: 16

約数和(自身を含む): 40872420

約数和(自身を除く): 19288316

約数列:

[1, 2, 4, 8, 101, 202, 404, 808, 26713, 53426, 106852, 213704, 2698013, 5396026, 10792052, 21584104]

約数ペア:

[(1, 21584104), (2, 10792052), (4, 5396026), (8, 2698013), (101, 213704), (202, 106852), (404, 53426), (808, 26713)]