21252678

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4547}}^1$

素因数の和:4612

約数の個数: 32

約数和(自身を含む): 45843840

約数和(自身を除く): 24591162

約数列:

[1, 2, 3, 6, 19, 38, 41, 57, 82, 114, 123, 246, 779, 1558, 2337, 4547, 4674, 9094, 13641, 27282, 86393, 172786, 186427, 259179, 372854, 518358, 559281, 1118562, 3542113, 7084226, 10626339, 21252678]

約数ペア:

[(1, 21252678), (2, 10626339), (3, 7084226), (6, 3542113), (19, 1118562), (38, 559281), (41, 518358), (57, 372854), (82, 259179), (114, 186427), (123, 172786), (246, 86393), (779, 27282), (1558, 13641), (2337, 9094), (4547, 4674)]