2156924

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 4838400

約数和(自身を除く): 2681476

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 149, 154, 188, 298, 308, 329, 517, 596, 658, 1034, 1043, 1316, 1639, 2068, 2086, 3278, 3619, 4172, 6556, 7003, 7238, 11473, 14006, 14476, 22946, 28012, 45892, 49021, 77033, 98042, 154066, 196084, 308132, 539231, 1078462, 2156924]

約数ペア:

[(1, 2156924), (2, 1078462), (4, 539231), (7, 308132), (11, 196084), (14, 154066), (22, 98042), (28, 77033), (44, 49021), (47, 45892), (77, 28012), (94, 22946), (149, 14476), (154, 14006), (188, 11473), (298, 7238), (308, 7003), (329, 6556), (517, 4172), (596, 3619), (658, 3278), (1034, 2086), (1043, 2068), (1316, 1639)]