21341778

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{53089}}^1$

素因数の和:53161

約数の個数: 16

約数和(自身を含む): 43321440

約数和(自身を除く): 21979662

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 53089, 106178, 159267, 318534, 3556963, 7113926, 10670889, 21341778]

約数ペア:

[(1, 21341778), (2, 10670889), (3, 7113926), (6, 3556963), (67, 318534), (134, 159267), (201, 106178), (402, 53089)]