2221741.00000000

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{827}}^1$

素因数の和:948

約数の個数: 16

約数和(自身を含む): 20865600

約数和(自身を除く): 2685659

約数列:

[1, 13, 19, 89, 247, 827, 1157, 1691, 10751, 15713, 21983, 73603, 204269, 956839, 1398457, 18179941]

約数ペア:

[(1, 18179941), (13, 1398457), (19, 956839), (89, 204269), (247, 73603), (827, 21983), (1157, 15713), (1691, 10751)]