21490422

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{827}}^1$

素因数の和:964

約数の個数: 32

約数和(自身を含む): 44354304

約数和(自身を除く): 22863882

約数列:

[1, 2, 3, 6, 61, 71, 122, 142, 183, 213, 366, 426, 827, 1654, 2481, 4331, 4962, 8662, 12993, 25986, 50447, 58717, 100894, 117434, 151341, 176151, 302682, 352302, 3581737, 7163474, 10745211, 21490422]

約数ペア:

[(1, 21490422), (2, 10745211), (3, 7163474), (6, 3581737), (61, 352302), (71, 302682), (122, 176151), (142, 151341), (183, 117434), (213, 100894), (366, 58717), (426, 50447), (827, 25986), (1654, 12993), (2481, 8662), (4331, 4962)]