21708156

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{24781}}^1$

素因数の和:24861

約数の個数: 24

約数和(自身を含む): 51348304

約数和(自身を除く): 29640148

約数列:

[1, 2, 3, 4, 6, 12, 73, 146, 219, 292, 438, 876, 24781, 49562, 74343, 99124, 148686, 297372, 1809013, 3618026, 5427039, 7236052, 10854078, 21708156]

約数ペア:

[(1, 21708156), (2, 10854078), (3, 7236052), (4, 5427039), (6, 3618026), (12, 1809013), (73, 297372), (146, 148686), (219, 99124), (292, 74343), (438, 49562), (876, 24781)]