21693984

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17383}}^1$

素因数の和:17409

約数の個数: 48

約数和(自身を含む): 61330752

約数和(自身を除く): 39636768

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 17383, 34766, 52149, 69532, 104298, 139064, 208596, 225979, 278128, 417192, 451958, 556256, 677937, 834384, 903916, 1355874, 1668768, 1807832, 2711748, 3615664, 5423496, 7231328, 10846992, 21693984]

約数ペア:

[(1, 21693984), (2, 10846992), (3, 7231328), (4, 5423496), (6, 3615664), (8, 2711748), (12, 1807832), (13, 1668768), (16, 1355874), (24, 903916), (26, 834384), (32, 677937), (39, 556256), (48, 451958), (52, 417192), (78, 278128), (96, 225979), (104, 208596), (156, 139064), (208, 104298), (312, 69532), (416, 52149), (624, 34766), (1248, 17383)]