21483566

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{277}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 36896160

約数和(自身を除く): 15412594

約数列:

[1, 2, 13, 19, 26, 38, 157, 247, 277, 314, 494, 554, 2041, 2983, 3601, 4082, 5263, 5966, 7202, 10526, 38779, 43489, 68419, 77558, 86978, 136838, 565357, 826291, 1130714, 1652582, 10741783, 21483566]

約数ペア:

[(1, 21483566), (2, 10741783), (13, 1652582), (19, 1130714), (26, 826291), (38, 565357), (157, 136838), (247, 86978), (277, 77558), (314, 68419), (494, 43489), (554, 38779), (2041, 10526), (2983, 7202), (3601, 5966), (4082, 5263)]