21753144

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{14387}}^1$

素因数の和:14409

約数の個数: 64

約数和(自身を含む): 69062400

約数和(自身を除く): 47309256

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 14387, 28774, 43161, 57548, 86322, 100709, 115096, 129483, 172644, 201418, 258966, 302127, 345288, 388449, 402836, 517932, 604254, 776898, 805672, 906381, 1035864, 1208508, 1553796, 1812762, 2417016, 2719143, 3107592, 3625524, 5438286, 7251048, 10876572, 21753144]

約数ペア:

[(1, 21753144), (2, 10876572), (3, 7251048), (4, 5438286), (6, 3625524), (7, 3107592), (8, 2719143), (9, 2417016), (12, 1812762), (14, 1553796), (18, 1208508), (21, 1035864), (24, 906381), (27, 805672), (28, 776898), (36, 604254), (42, 517932), (54, 402836), (56, 388449), (63, 345288), (72, 302127), (84, 258966), (108, 201418), (126, 172644), (168, 129483), (189, 115096), (216, 100709), (252, 86322), (378, 57548), (504, 43161), (756, 28774), (1512, 14387)]