21420594

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{91541}}^1$

素因数の和:91562

約数の個数: 24

約数和(自身を含む): 49981932

約数和(自身を除く): 28561338

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 91541, 183082, 274623, 549246, 823869, 1190033, 1647738, 2380066, 3570099, 7140198, 10710297, 21420594]

約数ペア:

[(1, 21420594), (2, 10710297), (3, 7140198), (6, 3570099), (9, 2380066), (13, 1647738), (18, 1190033), (26, 823869), (39, 549246), (78, 274623), (117, 183082), (234, 91541)]