21818361

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{1117}}^1$

素因数の和:1520

約数の個数: 16

約数和(自身を含む): 30910464

約数和(自身を除く): 9092103

約数列:

[1, 3, 17, 51, 383, 1117, 1149, 3351, 6511, 18989, 19533, 56967, 427811, 1283433, 7272787, 21818361]

約数ペア:

[(1, 21818361), (3, 7272787), (17, 1283433), (51, 427811), (383, 56967), (1117, 19533), (1149, 18989), (3351, 6511)]