21143076

素因数分解:

$2^2\times 3^1\times {\mathrm{223}}^1\times {\mathrm{7901}}^1$

素因数の和:8131

約数の個数: 24

約数和(自身を含む): 49561344

約数和(自身を除く): 28418268

約数列:

[1, 2, 3, 4, 6, 12, 223, 446, 669, 892, 1338, 2676, 7901, 15802, 23703, 31604, 47406, 94812, 1761923, 3523846, 5285769, 7047692, 10571538, 21143076]

約数ペア:

[(1, 21143076), (2, 10571538), (3, 7047692), (4, 5285769), (6, 3523846), (12, 1761923), (223, 94812), (446, 47406), (669, 31604), (892, 23703), (1338, 15802), (2676, 7901)]