21851872

素因数分解:

$2^5\times 7^1\times {\mathrm{97553}}^1$

素因数の和:97570

約数の個数: 24

約数和(自身を含む): 49167216

約数和(自身を除く): 27315344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 97553, 195106, 390212, 682871, 780424, 1365742, 1560848, 2731484, 3121696, 5462968, 10925936, 21851872]

約数ペア:

[(1, 21851872), (2, 10925936), (4, 5462968), (7, 3121696), (8, 2731484), (14, 1560848), (16, 1365742), (28, 780424), (32, 682871), (56, 390212), (112, 195106), (224, 97553)]