21961643

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{397}}^1$

素因数の和:562

約数の個数: 16

約数和(自身を含む): 24758784

約数和(自身を除く): 2797141

約数列:

[1, 11, 47, 107, 397, 517, 1177, 4367, 5029, 18659, 42479, 55319, 205249, 467269, 1996513, 21961643]

約数ペア:

[(1, 21961643), (11, 1996513), (47, 467269), (107, 205249), (397, 55319), (517, 42479), (1177, 18659), (4367, 5029)]