21254184

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{14057}}^1$

素因数の和:14079

約数の個数: 64

約数和(自身を含む): 67478400

約数和(自身を除く): 46224216

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, 14057, 28114, 42171, 56228, 84342, 98399, 112456, 126513, 168684, 196798, 253026, 295197, 337368, 379539, 393596, 506052, 590394, 759078, 787192, 885591, 1012104, 1180788, 1518156, 1771182, 2361576, 2656773, 3036312, 3542364, 5313546, 7084728, 10627092, 21254184]

約数ペア:

[(1, 21254184), (2, 10627092), (3, 7084728), (4, 5313546), (6, 3542364), (7, 3036312), (8, 2656773), (9, 2361576), (12, 1771182), (14, 1518156), (18, 1180788), (21, 1012104), (24, 885591), (27, 787192), (28, 759078), (36, 590394), (42, 506052), (54, 393596), (56, 379539), (63, 337368), (72, 295197), (84, 253026), (108, 196798), (126, 168684), (168, 126513), (189, 112456), (216, 98399), (252, 84342), (378, 56228), (504, 42171), (756, 28114), (1512, 14057)]