21045372

素因数分解:

$2^2\times 3^1\times {\mathrm{103}}^1\times {\mathrm{17027}}^1$

素因数の和:17137

約数の個数: 24

約数和(自身を含む): 49585536

約数和(自身を除く): 28540164

約数列:

[1, 2, 3, 4, 6, 12, 103, 206, 309, 412, 618, 1236, 17027, 34054, 51081, 68108, 102162, 204324, 1753781, 3507562, 5261343, 7015124, 10522686, 21045372]

約数ペア:

[(1, 21045372), (2, 10522686), (3, 7015124), (4, 5261343), (6, 3507562), (12, 1753781), (103, 204324), (206, 102162), (309, 68108), (412, 51081), (618, 34054), (1236, 17027)]