21542856

素因数分解:

$2^3\times 3^1\times {\mathrm{263}}^1\times {\mathrm{3413}}^1$

素因数の和:3685

約数の個数: 32

約数和(自身を含む): 54077760

約数和(自身を除く): 32534904

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 263, 526, 789, 1052, 1578, 2104, 3156, 3413, 6312, 6826, 10239, 13652, 20478, 27304, 40956, 81912, 897619, 1795238, 2692857, 3590476, 5385714, 7180952, 10771428, 21542856]

約数ペア:

[(1, 21542856), (2, 10771428), (3, 7180952), (4, 5385714), (6, 3590476), (8, 2692857), (12, 1795238), (24, 897619), (263, 81912), (526, 40956), (789, 27304), (1052, 20478), (1578, 13652), (2104, 10239), (3156, 6826), (3413, 6312)]