21842001

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{42577}}^1$

素因数の和:42605

約数の個数: 16

約数和(自身を含む): 34062400

約数和(自身を除く): 12220399

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 42577, 127731, 383193, 808963, 1149579, 2426889, 7280667, 21842001]

約数ペア:

[(1, 21842001), (3, 7280667), (9, 2426889), (19, 1149579), (27, 808963), (57, 383193), (171, 127731), (513, 42577)]