20212904

素因数分解:

$2^3\times {\mathrm{523}}^1\times {\mathrm{4831}}^1$

素因数の和:5360

約数の個数: 16

約数和(自身を含む): 37979520

約数和(自身を除く): 17766616

約数列:

[1, 2, 4, 8, 523, 1046, 2092, 4184, 4831, 9662, 19324, 38648, 2526613, 5053226, 10106452, 20212904]

約数ペア:

[(1, 20212904), (2, 10106452), (4, 5053226), (8, 2526613), (523, 38648), (1046, 19324), (2092, 9662), (4184, 4831)]