21954490

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:486

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 18688070

約数列:

[1, 2, 5, 10, 59, 118, 127, 254, 293, 295, 586, 590, 635, 1270, 1465, 2930, 7493, 14986, 17287, 34574, 37211, 37465, 74422, 74930, 86435, 172870, 186055, 372110, 2195449, 4390898, 10977245, 21954490]

約数ペア:

[(1, 21954490), (2, 10977245), (5, 4390898), (10, 2195449), (59, 372110), (118, 186055), (127, 172870), (254, 86435), (293, 74930), (295, 74422), (586, 37465), (590, 37211), (635, 34574), (1270, 17287), (1465, 14986), (2930, 7493)]