21073416

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9649}}^1$

素因数の和:9678

約数の個数: 64

約数和(自身を含む): 64848000

約数和(自身を除く): 43774584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 9649, 19298, 28947, 38596, 57894, 67543, 77192, 115788, 125437, 135086, 202629, 231576, 250874, 270172, 376311, 405258, 501748, 540344, 752622, 810516, 878059, 1003496, 1505244, 1621032, 1756118, 2634177, 3010488, 3512236, 5268354, 7024472, 10536708, 21073416]

約数ペア:

[(1, 21073416), (2, 10536708), (3, 7024472), (4, 5268354), (6, 3512236), (7, 3010488), (8, 2634177), (12, 1756118), (13, 1621032), (14, 1505244), (21, 1003496), (24, 878059), (26, 810516), (28, 752622), (39, 540344), (42, 501748), (52, 405258), (56, 376311), (78, 270172), (84, 250874), (91, 231576), (104, 202629), (156, 135086), (168, 125437), (182, 115788), (273, 77192), (312, 67543), (364, 57894), (546, 38596), (728, 28947), (1092, 19298), (2184, 9649)]