21206928

素因数分解:

$2^4\times 3^1\times {\mathrm{441811}}^1$

素因数の和:441822

約数の個数: 20

約数和(自身を含む): 54784688

約数和(自身を除く): 33577760

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 441811, 883622, 1325433, 1767244, 2650866, 3534488, 5301732, 7068976, 10603464, 21206928]

約数ペア:

[(1, 21206928), (2, 10603464), (3, 7068976), (4, 5301732), (6, 3534488), (8, 2650866), (12, 1767244), (16, 1325433), (24, 883622), (48, 441811)]