2157456

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{6421}}^1$

素因数の和:6439

約数の個数: 40

約数和(自身を含む): 6370624

約数和(自身を除く): 4213168

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 6421, 12842, 19263, 25684, 38526, 44947, 51368, 77052, 89894, 102736, 134841, 154104, 179788, 269682, 308208, 359576, 539364, 719152, 1078728, 2157456]

約数ペア:

[(1, 2157456), (2, 1078728), (3, 719152), (4, 539364), (6, 359576), (7, 308208), (8, 269682), (12, 179788), (14, 154104), (16, 134841), (21, 102736), (24, 89894), (28, 77052), (42, 51368), (48, 44947), (56, 38526), (84, 25684), (112, 19263), (168, 12842), (336, 6421)]