21404952

素因数分解:

$2^3\times 3^3\times {\mathrm{41}}^1\times {\mathrm{2417}}^1$

素因数の和:2473

約数の個数: 64

約数和(自身を含む): 60933600

約数和(自身を除く): 39528648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 41, 54, 72, 82, 108, 123, 164, 216, 246, 328, 369, 492, 738, 984, 1107, 1476, 2214, 2417, 2952, 4428, 4834, 7251, 8856, 9668, 14502, 19336, 21753, 29004, 43506, 58008, 65259, 87012, 99097, 130518, 174024, 198194, 261036, 297291, 396388, 522072, 594582, 792776, 891873, 1189164, 1783746, 2378328, 2675619, 3567492, 5351238, 7134984, 10702476, 21404952]

約数ペア:

[(1, 21404952), (2, 10702476), (3, 7134984), (4, 5351238), (6, 3567492), (8, 2675619), (9, 2378328), (12, 1783746), (18, 1189164), (24, 891873), (27, 792776), (36, 594582), (41, 522072), (54, 396388), (72, 297291), (82, 261036), (108, 198194), (123, 174024), (164, 130518), (216, 99097), (246, 87012), (328, 65259), (369, 58008), (492, 43506), (738, 29004), (984, 21753), (1107, 19336), (1476, 14502), (2214, 9668), (2417, 8856), (2952, 7251), (4428, 4834)]