16535421

素因数分解:

$3^5\times 7^1\times {\mathrm{9721}}^1$

素因数の和:9743

約数の個数: 24

約数和(自身を含む): 28310464

約数和(自身を除く): 11775043

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 9721, 29163, 68047, 87489, 204141, 262467, 612423, 787401, 1837269, 2362203, 5511807, 16535421]

約数ペア:

[(1, 16535421), (3, 5511807), (7, 2362203), (9, 1837269), (21, 787401), (27, 612423), (63, 262467), (81, 204141), (189, 87489), (243, 68047), (567, 29163), (1701, 9721)]