21209156624

素因数分解:

$2^4\times {\mathrm{1433}}^1\times {\mathrm{925033}}^1$

素因数の和:926474

約数の個数: 20

約数和(自身を含む): 41121461436

約数和(自身を除く): 19912304812

約数列:

[1, 2, 4, 8, 16, 1433, 2866, 5732, 11464, 22928, 925033, 1850066, 3700132, 7400264, 14800528, 1325572289, 2651144578, 5302289156, 10604578312, 21209156624]

約数ペア:

[(1, 21209156624), (2, 10604578312), (4, 5302289156), (8, 2651144578), (16, 1325572289), (1433, 14800528), (2866, 7400264), (5732, 3700132), (11464, 1850066), (22928, 925033)]