2170894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{977}}^1$

素因数の和:1091

約数の個数: 16

約数和(自身を含む): 3591216

約数和(自身を除く): 1420322

約数列:

[1, 2, 11, 22, 101, 202, 977, 1111, 1954, 2222, 10747, 21494, 98677, 197354, 1085447, 2170894]

約数ペア:

[(1, 2170894), (2, 1085447), (11, 197354), (22, 98677), (101, 21494), (202, 10747), (977, 2222), (1111, 1954)]