21481036191

素因数分解:

$3^3\times {\mathrm{2131}}^1\times {\mathrm{373343}}^1$

素因数の和:375483

約数の個数: 16

約数和(自身を含む): 31838776320

約数和(自身を除く): 10357740129

約数列:

[1, 3, 9, 27, 2131, 6393, 19179, 57537, 373343, 1120029, 3360087, 10080261, 795593933, 2386781799, 7160345397, 21481036191]

約数ペア:

[(1, 21481036191), (3, 7160345397), (9, 2386781799), (27, 795593933), (2131, 10080261), (6393, 3360087), (19179, 1120029), (57537, 373343)]