21994924

素因数分解:

$2^2\times 7^2\times {\mathrm{293}}^1\times {\mathrm{383}}^1$

素因数の和:694

約数の個数: 36

約数和(自身を含む): 45045504

約数和(自身を除く): 23050580

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 293, 383, 586, 766, 1172, 1532, 2051, 2681, 4102, 5362, 8204, 10724, 14357, 18767, 28714, 37534, 57428, 75068, 112219, 224438, 448876, 785533, 1571066, 3142132, 5498731, 10997462, 21994924]

約数ペア:

[(1, 21994924), (2, 10997462), (4, 5498731), (7, 3142132), (14, 1571066), (28, 785533), (49, 448876), (98, 224438), (196, 112219), (293, 75068), (383, 57428), (586, 37534), (766, 28714), (1172, 18767), (1532, 14357), (2051, 10724), (2681, 8204), (4102, 5362)]