21553742

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{49663}}^1$

素因数の和:49703

約数の個数: 16

約数和(自身を含む): 38141952

約数和(自身を除く): 16588210

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 49663, 99326, 347641, 695282, 1539553, 3079106, 10776871, 21553742]

約数ペア:

[(1, 21553742), (2, 10776871), (7, 3079106), (14, 1539553), (31, 695282), (62, 347641), (217, 99326), (434, 49663)]