21466732

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{40351}}^1$

素因数の和:40381

約数の個数: 24

約数和(自身を含む): 45194240

約数和(自身を除く): 23727508

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 40351, 80702, 161404, 282457, 564914, 766669, 1129828, 1533338, 3066676, 5366683, 10733366, 21466732]

約数ペア:

[(1, 21466732), (2, 10733366), (4, 5366683), (7, 3066676), (14, 1533338), (19, 1129828), (28, 766669), (38, 564914), (76, 282457), (133, 161404), (266, 80702), (532, 40351)]