21215052

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{11119}}^1$

素因数の和:11182

約数の個数: 36

約数和(自身を含む): 54643680

約数和(自身を除く): 33428628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 11119, 22238, 33357, 44476, 66714, 100071, 133428, 200142, 400284, 589307, 1178614, 1767921, 2357228, 3535842, 5303763, 7071684, 10607526, 21215052]

約数ペア:

[(1, 21215052), (2, 10607526), (3, 7071684), (4, 5303763), (6, 3535842), (9, 2357228), (12, 1767921), (18, 1178614), (36, 589307), (53, 400284), (106, 200142), (159, 133428), (212, 100071), (318, 66714), (477, 44476), (636, 33357), (954, 22238), (1908, 11119)]