21931364

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{60251}}^1$

素因数の和:60275

約数の個数: 24

約数和(自身を含む): 47237568

約数和(自身を除く): 25306204

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 60251, 120502, 241004, 421757, 783263, 843514, 1566526, 1687028, 3133052, 5482841, 10965682, 21931364]

約数ペア:

[(1, 21931364), (2, 10965682), (4, 5482841), (7, 3133052), (13, 1687028), (14, 1566526), (26, 843514), (28, 783263), (52, 421757), (91, 241004), (182, 120502), (364, 60251)]