21908558

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3581}}^1$

素因数の和:3632

約数の個数: 32

約数和(自身を含む): 41264640

約数和(自身を除く): 19356082

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 133, 161, 266, 322, 437, 874, 3059, 3581, 6118, 7162, 25067, 50134, 68039, 82363, 136078, 164726, 476273, 576541, 952546, 1153082, 1564897, 3129794, 10954279, 21908558]

約数ペア:

[(1, 21908558), (2, 10954279), (7, 3129794), (14, 1564897), (19, 1153082), (23, 952546), (38, 576541), (46, 476273), (133, 164726), (161, 136078), (266, 82363), (322, 68039), (437, 50134), (874, 25067), (3059, 7162), (3581, 6118)]