21918354

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{641}}^1$

素因数の和:826

約数の個数: 32

約数和(自身を含む): 45299520

約数和(自身を除く): 23381166

約数列:

[1, 2, 3, 6, 41, 82, 123, 139, 246, 278, 417, 641, 834, 1282, 1923, 3846, 5699, 11398, 17097, 26281, 34194, 52562, 78843, 89099, 157686, 178198, 267297, 534594, 3653059, 7306118, 10959177, 21918354]

約数ペア:

[(1, 21918354), (2, 10959177), (3, 7306118), (6, 3653059), (41, 534594), (82, 267297), (123, 178198), (139, 157686), (246, 89099), (278, 78843), (417, 52562), (641, 34194), (834, 26281), (1282, 17097), (1923, 11398), (3846, 5699)]