2927421

素因数分解:

$3^5\times 7^1\times {\mathrm{1721}}^1$

素因数の和:1743

約数の個数: 24

約数和(自身を含む): 5014464

約数和(自身を除く): 2087043

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 1721, 5163, 12047, 15489, 36141, 46467, 108423, 139401, 325269, 418203, 975807, 2927421]

約数ペア:

[(1, 2927421), (3, 975807), (7, 418203), (9, 325269), (21, 139401), (27, 108423), (63, 46467), (81, 36141), (189, 15489), (243, 12047), (567, 5163), (1701, 1721)]