21924819

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15131}}^1$

素因数の和:15167

約数の個数: 24

約数和(自身を含む): 37769472

約数和(自身を除く): 15844653

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 15131, 45393, 105917, 136179, 317751, 348013, 953253, 1044039, 2436091, 3132117, 7308273, 21924819]

約数ペア:

[(1, 21924819), (3, 7308273), (7, 3132117), (9, 2436091), (21, 1044039), (23, 953253), (63, 348013), (69, 317751), (161, 136179), (207, 105917), (483, 45393), (1449, 15131)]