21262718

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{6899}}^1$

素因数の和:6991

約数の個数: 16

約数和(自身を含む): 33782400

約数和(自身を除く): 12519682

約数列:

[1, 2, 23, 46, 67, 134, 1541, 3082, 6899, 13798, 158677, 317354, 462233, 924466, 10631359, 21262718]

約数ペア:

[(1, 21262718), (2, 10631359), (23, 924466), (46, 462233), (67, 317354), (134, 158677), (1541, 13798), (3082, 6899)]