21890694

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{3121}}^1$

素因数の和:3300

約数の個数: 32

約数和(自身を含む): 50351616

約数和(自身を除く): 28460922

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 167, 334, 501, 1002, 1169, 2338, 3121, 3507, 6242, 7014, 9363, 18726, 21847, 43694, 65541, 131082, 521207, 1042414, 1563621, 3127242, 3648449, 7296898, 10945347, 21890694]

約数ペア:

[(1, 21890694), (2, 10945347), (3, 7296898), (6, 3648449), (7, 3127242), (14, 1563621), (21, 1042414), (42, 521207), (167, 131082), (334, 65541), (501, 43694), (1002, 21847), (1169, 18726), (2338, 9363), (3121, 7014), (3507, 6242)]