21574364

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{18793}}^1$

素因数の和:18845

約数の個数: 24

約数和(自身を含む): 44203488

約数和(自身を除く): 22629124

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 18793, 37586, 75172, 131551, 263102, 526204, 770513, 1541026, 3082052, 5393591, 10787182, 21574364]

約数ペア:

[(1, 21574364), (2, 10787182), (4, 5393591), (7, 3082052), (14, 1541026), (28, 770513), (41, 526204), (82, 263102), (164, 131551), (287, 75172), (574, 37586), (1148, 18793)]