21082851796

素因数分解:

$2^2\times {\mathrm{499}}^1\times {\mathrm{1013}}^1\times {\mathrm{10427}}^1$

素因数の和:11943

約数の個数: 24

約数和(自身を含む): 37008972000

約数和(自身を除く): 15926120204

約数列:

[1, 2, 4, 499, 998, 1013, 1996, 2026, 4052, 10427, 20854, 41708, 505487, 1010974, 2021948, 5203073, 10406146, 10562551, 20812292, 21125102, 42250204, 5270712949, 10541425898, 21082851796]

約数ペア:

[(1, 21082851796), (2, 10541425898), (4, 5270712949), (499, 42250204), (998, 21125102), (1013, 20812292), (1996, 10562551), (2026, 10406146), (4052, 5203073), (10427, 2021948), (20854, 1010974), (41708, 505487)]