20833743

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 32762880

約数和(自身を除く): 11929137

約数列:

[1, 3, 7, 21, 71, 89, 157, 213, 267, 471, 497, 623, 1099, 1491, 1869, 3297, 6319, 11147, 13973, 18957, 33441, 41919, 44233, 78029, 97811, 132699, 234087, 293433, 992083, 2976249, 6944581, 20833743]

約数ペア:

[(1, 20833743), (3, 6944581), (7, 2976249), (21, 992083), (71, 293433), (89, 234087), (157, 132699), (213, 97811), (267, 78029), (471, 44233), (497, 41919), (623, 33441), (1099, 18957), (1491, 13973), (1869, 11147), (3297, 6319)]