21417096

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{20753}}^1$

素因数の和:20805

約数の個数: 32

約数和(自身を含む): 54790560

約数和(自身を除く): 33373464

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 20753, 41506, 62259, 83012, 124518, 166024, 249036, 498072, 892379, 1784758, 2677137, 3569516, 5354274, 7139032, 10708548, 21417096]

約数ペア:

[(1, 21417096), (2, 10708548), (3, 7139032), (4, 5354274), (6, 3569516), (8, 2677137), (12, 1784758), (24, 892379), (43, 498072), (86, 249036), (129, 166024), (172, 124518), (258, 83012), (344, 62259), (516, 41506), (1032, 20753)]