21828053

素因数分解:

${\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:412

約数の個数: 16

約数和(自身を含む): 24192000

約数和(自身を除く): 2363947

約数列:

[1, 13, 59, 149, 191, 767, 1937, 2483, 8791, 11269, 28459, 114283, 146497, 369967, 1679081, 21828053]

約数ペア:

[(1, 21828053), (13, 1679081), (59, 369967), (149, 146497), (191, 114283), (767, 28459), (1937, 11269), (2483, 8791)]