21248658

素因数分解:

$2^1\times 3^2\times {\mathrm{281}}^1\times {\mathrm{4201}}^1$

素因数の和:4490

約数の個数: 24

約数和(自身を含む): 46213596

約数和(自身を除く): 24964938

約数列:

[1, 2, 3, 6, 9, 18, 281, 562, 843, 1686, 2529, 4201, 5058, 8402, 12603, 25206, 37809, 75618, 1180481, 2360962, 3541443, 7082886, 10624329, 21248658]

約数ペア:

[(1, 21248658), (2, 10624329), (3, 7082886), (6, 3541443), (9, 2360962), (18, 1180481), (281, 75618), (562, 37809), (843, 25206), (1686, 12603), (2529, 8402), (4201, 5058)]