21017224

素因数分解:

$2^3\times {\mathrm{977}}^1\times {\mathrm{2689}}^1$

素因数の和:3672

約数の個数: 16

約数和(自身を含む): 39462300

約数和(自身を除く): 18445076

約数列:

[1, 2, 4, 8, 977, 1954, 2689, 3908, 5378, 7816, 10756, 21512, 2627153, 5254306, 10508612, 21017224]

約数ペア:

[(1, 21017224), (2, 10508612), (4, 5254306), (8, 2627153), (977, 21512), (1954, 10756), (2689, 7816), (3908, 5378)]