21782096

素因数分解:

$2^4\times 7^1\times {\mathrm{194483}}^1$

素因数の和:194498

約数の個数: 20

約数和(自身を含む): 48232032

約数和(自身を除く): 26449936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 194483, 388966, 777932, 1361381, 1555864, 2722762, 3111728, 5445524, 10891048, 21782096]

約数ペア:

[(1, 21782096), (2, 10891048), (4, 5445524), (7, 3111728), (8, 2722762), (14, 1555864), (16, 1361381), (28, 777932), (56, 388966), (112, 194483)]