21889714

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{463}}^1$

素因数の和:790

約数の個数: 32

約数和(自身を含む): 41158656

約数和(自身を除く): 19268942

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 307, 463, 614, 926, 2149, 3241, 3377, 4298, 5093, 6482, 6754, 10186, 23639, 35651, 47278, 71302, 142141, 284282, 994987, 1563551, 1989974, 3127102, 10944857, 21889714]

約数ペア:

[(1, 21889714), (2, 10944857), (7, 3127102), (11, 1989974), (14, 1563551), (22, 994987), (77, 284282), (154, 142141), (307, 71302), (463, 47278), (614, 35651), (926, 23639), (2149, 10186), (3241, 6754), (3377, 6482), (4298, 5093)]