21492019024

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10099633}}^1$

素因数の和:10099667

約数の個数: 40

約数和(自身を含む): 50094184640

約数和(自身を除く): 28602165616

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 10099633, 20199266, 40398532, 70697431, 80797064, 141394862, 161594128, 191893027, 282789724, 383786054, 565579448, 767572108, 1131158896, 1343251189, 1535144216, 2686502378, 3070288432, 5373004756, 10746009512, 21492019024]

約数ペア:

[(1, 21492019024), (2, 10746009512), (4, 5373004756), (7, 3070288432), (8, 2686502378), (14, 1535144216), (16, 1343251189), (19, 1131158896), (28, 767572108), (38, 565579448), (56, 383786054), (76, 282789724), (112, 191893027), (133, 161594128), (152, 141394862), (266, 80797064), (304, 70697431), (532, 40398532), (1064, 20199266), (2128, 10099633)]