2131276

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{739}}^1$

素因数の和:853

約数の個数: 24

約数和(自身を含む): 4309760

約数和(自身を除く): 2178484

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 739, 1442, 1478, 2884, 2956, 5173, 10346, 20692, 76117, 152234, 304468, 532819, 1065638, 2131276]

約数ペア:

[(1, 2131276), (2, 1065638), (4, 532819), (7, 304468), (14, 152234), (28, 76117), (103, 20692), (206, 10346), (412, 5173), (721, 2956), (739, 2884), (1442, 1478)]