21266924

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{9151}}^1$

素因数の和:9245

約数の個数: 24

約数和(自身を含む): 43051008

約数和(自身を除く): 21784084

約数列:

[1, 2, 4, 7, 14, 28, 83, 166, 332, 581, 1162, 2324, 9151, 18302, 36604, 64057, 128114, 256228, 759533, 1519066, 3038132, 5316731, 10633462, 21266924]

約数ペア:

[(1, 21266924), (2, 10633462), (4, 5316731), (7, 3038132), (14, 1519066), (28, 759533), (83, 256228), (166, 128114), (332, 64057), (581, 36604), (1162, 18302), (2324, 9151)]