21049656

素因数分解:

$2^3\times 3^1\times {\mathrm{907}}^1\times {\mathrm{967}}^1$

素因数の和:1883

約数の個数: 32

約数和(自身を含む): 52736640

約数和(自身を除く): 31686984

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 907, 967, 1814, 1934, 2721, 2901, 3628, 3868, 5442, 5802, 7256, 7736, 10884, 11604, 21768, 23208, 877069, 1754138, 2631207, 3508276, 5262414, 7016552, 10524828, 21049656]

約数ペア:

[(1, 21049656), (2, 10524828), (3, 7016552), (4, 5262414), (6, 3508276), (8, 2631207), (12, 1754138), (24, 877069), (907, 23208), (967, 21768), (1814, 11604), (1934, 10884), (2721, 7736), (2901, 7256), (3628, 5802), (3868, 5442)]