21874789293

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3449}}^1\times {\mathrm{3823}}^1$

素因数の和:7361

約数の個数: 32

約数和(自身を含む): 33773568000

約数和(自身を除く): 11898778707

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 3449, 3823, 10347, 11469, 24143, 26761, 72429, 80283, 272471, 302017, 817413, 906051, 1907297, 2114119, 5721891, 6342357, 13185527, 39556581, 92298689, 276896067, 1041656633, 3124969899, 7291596431, 21874789293]

約数ペア:

[(1, 21874789293), (3, 7291596431), (7, 3124969899), (21, 1041656633), (79, 276896067), (237, 92298689), (553, 39556581), (1659, 13185527), (3449, 6342357), (3823, 5721891), (10347, 2114119), (11469, 1907297), (24143, 906051), (26761, 817413), (72429, 302017), (80283, 272471)]