21344235

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{467}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 37469952

約数和(自身を除く): 16125717

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 277, 467, 831, 1385, 1401, 2335, 3047, 4155, 5137, 7005, 9141, 15235, 15411, 25685, 45705, 77055, 129359, 388077, 646795, 1422949, 1940385, 4268847, 7114745, 21344235]

約数ペア:

[(1, 21344235), (3, 7114745), (5, 4268847), (11, 1940385), (15, 1422949), (33, 646795), (55, 388077), (165, 129359), (277, 77055), (467, 45705), (831, 25685), (1385, 15411), (1401, 15235), (2335, 9141), (3047, 7005), (4155, 5137)]