21350914

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{20029}}^1$

素因数の和:20085

約数の個数: 16

約数和(自身を含む): 35332920

約数和(自身を除く): 13982006

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 20029, 40058, 260377, 520754, 821189, 1642378, 10675457, 21350914]

約数ペア:

[(1, 21350914), (2, 10675457), (13, 1642378), (26, 821189), (41, 520754), (82, 260377), (533, 40058), (1066, 20029)]