2021073796

素因数分解:

$2^2\times 7^2\times {\mathrm{10311601}}^1$

素因数の和:10311619

約数の個数: 18

約数和(自身を含む): 4114329198

約数和(自身を除く): 2093255402

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 10311601, 20623202, 41246404, 72181207, 144362414, 288724828, 505268449, 1010536898, 2021073796]

約数ペア:

[(1, 2021073796), (2, 1010536898), (4, 505268449), (7, 288724828), (14, 144362414), (28, 72181207), (49, 41246404), (98, 20623202), (196, 10311601)]