21234052

素因数分解:

$2^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{827}}^1$

素因数の和:976

約数の個数: 36

約数和(自身を含む): 43609104

約数和(自身を除く): 22375052

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 131, 196, 262, 524, 827, 917, 1654, 1834, 3308, 3668, 5789, 6419, 11578, 12838, 23156, 25676, 40523, 81046, 108337, 162092, 216674, 433348, 758359, 1516718, 3033436, 5308513, 10617026, 21234052]

約数ペア:

[(1, 21234052), (2, 10617026), (4, 5308513), (7, 3033436), (14, 1516718), (28, 758359), (49, 433348), (98, 216674), (131, 162092), (196, 108337), (262, 81046), (524, 40523), (827, 25676), (917, 23156), (1654, 12838), (1834, 11578), (3308, 6419), (3668, 5789)]