21627052

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{277}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 38530800

約数和(自身を除く): 16903748

約数列:

[1, 2, 4, 131, 149, 262, 277, 298, 524, 554, 596, 1108, 19519, 36287, 39038, 41273, 72574, 78076, 82546, 145148, 165092, 5406763, 10813526, 21627052]

約数ペア:

[(1, 21627052), (2, 10813526), (4, 5406763), (131, 165092), (149, 145148), (262, 82546), (277, 78076), (298, 72574), (524, 41273), (554, 39038), (596, 36287), (1108, 19519)]