21374463

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{1709}}^1$

素因数の和:2102

約数の個数: 16

約数和(自身を含む): 31190400

約数和(自身を除く): 9815937

約数列:

[1, 3, 11, 33, 379, 1137, 1709, 4169, 5127, 12507, 18799, 56397, 647711, 1943133, 7124821, 21374463]

約数ペア:

[(1, 21374463), (3, 7124821), (11, 1943133), (33, 647711), (379, 56397), (1137, 18799), (1709, 12507), (4169, 5127)]