21664344

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3019}}^1$

素因数の和:3064

約数の個数: 64

約数和(自身を含む): 60883200

約数和(自身を除く): 39218856

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 78, 92, 104, 138, 156, 184, 276, 299, 312, 552, 598, 897, 1196, 1794, 2392, 3019, 3588, 6038, 7176, 9057, 12076, 18114, 24152, 36228, 39247, 69437, 72456, 78494, 117741, 138874, 156988, 208311, 235482, 277748, 313976, 416622, 470964, 555496, 833244, 902681, 941928, 1666488, 1805362, 2708043, 3610724, 5416086, 7221448, 10832172, 21664344]

約数ペア:

[(1, 21664344), (2, 10832172), (3, 7221448), (4, 5416086), (6, 3610724), (8, 2708043), (12, 1805362), (13, 1666488), (23, 941928), (24, 902681), (26, 833244), (39, 555496), (46, 470964), (52, 416622), (69, 313976), (78, 277748), (92, 235482), (104, 208311), (138, 156988), (156, 138874), (184, 117741), (276, 78494), (299, 72456), (312, 69437), (552, 39247), (598, 36228), (897, 24152), (1196, 18114), (1794, 12076), (2392, 9057), (3019, 7176), (3588, 6038)]