21782342

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{613}}^1$

素因数の和:887

約数の個数: 16

約数和(自身を含む): 33229680

約数和(自身を除く): 11447338

約数列:

[1, 2, 109, 163, 218, 326, 613, 1226, 17767, 35534, 66817, 99919, 133634, 199838, 10891171, 21782342]

約数ペア:

[(1, 21782342), (2, 10891171), (109, 199838), (163, 133634), (218, 99919), (326, 66817), (613, 35534), (1226, 17767)]