21077936646

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{541543}}^1$

素因数の和:542060

約数の個数: 32

約数和(自身を含む): 45489696000

約数和(自身を除く): 24411759354

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 499, 998, 1497, 2994, 6487, 12974, 19461, 38922, 541543, 1083086, 1624629, 3249258, 7040059, 14080118, 21120177, 42240354, 270229957, 540459914, 810689871, 1621379742, 3512989441, 7025978882, 10538968323, 21077936646]

約数ペア:

[(1, 21077936646), (2, 10538968323), (3, 7025978882), (6, 3512989441), (13, 1621379742), (26, 810689871), (39, 540459914), (78, 270229957), (499, 42240354), (998, 21120177), (1497, 14080118), (2994, 7040059), (6487, 3249258), (12974, 1624629), (19461, 1083086), (38922, 541543)]