21734479

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{659}}^1$

素因数の和:774

約数の個数: 16

約数和(自身を含む): 24393600

約数和(自身を除く): 2659121

約数列:

[1, 13, 43, 59, 559, 659, 767, 2537, 8567, 28337, 32981, 38881, 368381, 505453, 1671883, 21734479]

約数ペア:

[(1, 21734479), (13, 1671883), (43, 505453), (59, 368381), (559, 38881), (659, 32981), (767, 28337), (2537, 8567)]