21422282

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{28871}}^1$

素因数の和:28933

約数の個数: 16

約数和(自身を含む): 37418112

約数和(自身を除く): 15995830

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 28871, 57742, 202097, 404194, 1530163, 3060326, 10711141, 21422282]

約数ペア:

[(1, 21422282), (2, 10711141), (7, 3060326), (14, 1530163), (53, 404194), (106, 202097), (371, 57742), (742, 28871)]