21913606

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{397}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 38914848

約数和(自身を除く): 17001242

約数列:

[1, 2, 11, 13, 22, 26, 143, 193, 286, 386, 397, 794, 2123, 2509, 4246, 4367, 5018, 5161, 8734, 10322, 27599, 55198, 56771, 76621, 113542, 153242, 842831, 996073, 1685662, 1992146, 10956803, 21913606]

約数ペア:

[(1, 21913606), (2, 10956803), (11, 1992146), (13, 1685662), (22, 996073), (26, 842831), (143, 153242), (193, 113542), (286, 76621), (386, 56771), (397, 55198), (794, 27599), (2123, 10322), (2509, 8734), (4246, 5161), (4367, 5018)]