21338361

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{3217}}^1$

素因数の和:3301

約数の個数: 24

約数和(自身を含む): 34136544

約数和(自身を除く): 12798183

約数列:

[1, 3, 9, 11, 33, 67, 99, 201, 603, 737, 2211, 3217, 6633, 9651, 28953, 35387, 106161, 215539, 318483, 646617, 1939851, 2370929, 7112787, 21338361]

約数ペア:

[(1, 21338361), (3, 7112787), (9, 2370929), (11, 1939851), (33, 646617), (67, 318483), (99, 215539), (201, 106161), (603, 35387), (737, 28953), (2211, 9651), (3217, 6633)]