21356817086

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{172519}}^1$

素因数の和:172880

約数の個数: 32

約数和(自身を含む): 37115262720

約数和(自身を除く): 15758445634

約数列:

[1, 2, 11, 17, 22, 34, 187, 331, 374, 662, 3641, 5627, 7282, 11254, 61897, 123794, 172519, 345038, 1897709, 2932823, 3795418, 5865646, 32261053, 57103789, 64522106, 114207578, 628141679, 970764413, 1256283358, 1941528826, 10678408543, 21356817086]

約数ペア:

[(1, 21356817086), (2, 10678408543), (11, 1941528826), (17, 1256283358), (22, 970764413), (34, 628141679), (187, 114207578), (331, 64522106), (374, 57103789), (662, 32261053), (3641, 5865646), (5627, 3795418), (7282, 2932823), (11254, 1897709), (61897, 345038), (123794, 172519)]