21223653

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{619}}^1\times {\mathrm{1039}}^1$

素因数の和:1672

約数の個数: 16

約数和(自身を含む): 30950400

約数和(自身を除く): 9726747

約数列:

[1, 3, 11, 33, 619, 1039, 1857, 3117, 6809, 11429, 20427, 34287, 643141, 1929423, 7074551, 21223653]

約数ペア:

[(1, 21223653), (3, 7074551), (11, 1929423), (33, 643141), (619, 34287), (1039, 20427), (1857, 11429), (3117, 6809)]