21000918072

素因数分解:

$2^3\times 3^1\times {\mathrm{757}}^1\times {\mathrm{1155929}}^1$

素因数の和:1156695

約数の個数: 32

約数和(自身を含む): 52571696400

約数和(自身を除く): 31570778328

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 757, 1514, 2271, 3028, 4542, 6056, 9084, 18168, 1155929, 2311858, 3467787, 4623716, 6935574, 9247432, 13871148, 27742296, 875038253, 1750076506, 2625114759, 3500153012, 5250229518, 7000306024, 10500459036, 21000918072]

約数ペア:

[(1, 21000918072), (2, 10500459036), (3, 7000306024), (4, 5250229518), (6, 3500153012), (8, 2625114759), (12, 1750076506), (24, 875038253), (757, 27742296), (1514, 13871148), (2271, 9247432), (3028, 6935574), (4542, 4623716), (6056, 3467787), (9084, 2311858), (18168, 1155929)]