2191364

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1283}}^1$

素因数の和:1355

約数の個数: 24

約数和(自身を含む): 4458048

約数和(自身を除く): 2266684

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1283, 1708, 2566, 5132, 8981, 17962, 35924, 78263, 156526, 313052, 547841, 1095682, 2191364]

約数ペア:

[(1, 2191364), (2, 1095682), (4, 547841), (7, 313052), (14, 156526), (28, 78263), (61, 35924), (122, 17962), (244, 8981), (427, 5132), (854, 2566), (1283, 1708)]