21077868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{4253}}^1$

素因数の和:4326

約数の個数: 48

約数和(自身を含む): 57173760

約数和(自身を除く): 36095892

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 59, 84, 118, 177, 236, 354, 413, 708, 826, 1239, 1652, 2478, 4253, 4956, 8506, 12759, 17012, 25518, 29771, 51036, 59542, 89313, 119084, 178626, 250927, 357252, 501854, 752781, 1003708, 1505562, 1756489, 3011124, 3512978, 5269467, 7025956, 10538934, 21077868]

約数ペア:

[(1, 21077868), (2, 10538934), (3, 7025956), (4, 5269467), (6, 3512978), (7, 3011124), (12, 1756489), (14, 1505562), (21, 1003708), (28, 752781), (42, 501854), (59, 357252), (84, 250927), (118, 178626), (177, 119084), (236, 89313), (354, 59542), (413, 51036), (708, 29771), (826, 25518), (1239, 17012), (1652, 12759), (2478, 8506), (4253, 4956)]