21814078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{857}}^1$

素因数の和:972

約数の個数: 32

約数和(自身を含む): 38918880

約数和(自身を除く): 17104802

約数列:

[1, 2, 11, 13, 22, 26, 89, 143, 178, 286, 857, 979, 1157, 1714, 1958, 2314, 9427, 11141, 12727, 18854, 22282, 25454, 76273, 122551, 152546, 245102, 839003, 991549, 1678006, 1983098, 10907039, 21814078]

約数ペア:

[(1, 21814078), (2, 10907039), (11, 1983098), (13, 1678006), (22, 991549), (26, 839003), (89, 245102), (143, 152546), (178, 122551), (286, 76273), (857, 25454), (979, 22282), (1157, 18854), (1714, 12727), (1958, 11141), (2314, 9427)]