21975810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31849}}^1$

素因数の和:31882

約数の個数: 32

約数和(自身を含む): 55036800

約数和(自身を除く): 33060990

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 31849, 63698, 95547, 159245, 191094, 318490, 477735, 732527, 955470, 1465054, 2197581, 3662635, 4395162, 7325270, 10987905, 21975810]

約数ペア:

[(1, 21975810), (2, 10987905), (3, 7325270), (5, 4395162), (6, 3662635), (10, 2197581), (15, 1465054), (23, 955470), (30, 732527), (46, 477735), (69, 318490), (115, 191094), (138, 159245), (230, 95547), (345, 63698), (690, 31849)]