20212026

素因数分解:

$2^1\times 3^1\times {\mathrm{251}}^1\times {\mathrm{13421}}^1$

素因数の和:13677

約数の個数: 16

約数和(自身を含む): 40588128

約数和(自身を除く): 20376102

約数列:

[1, 2, 3, 6, 251, 502, 753, 1506, 13421, 26842, 40263, 80526, 3368671, 6737342, 10106013, 20212026]

約数ペア:

[(1, 20212026), (2, 10106013), (3, 6737342), (6, 3368671), (251, 80526), (502, 40263), (753, 26842), (1506, 13421)]