21741279

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{45013}}^1$

素因数の和:45046

約数の個数: 16

約数和(自身を含む): 34570752

約数和(自身を除く): 12829473

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 45013, 135039, 315091, 945273, 1035299, 3105897, 7247093, 21741279]

約数ペア:

[(1, 21741279), (3, 7247093), (7, 3105897), (21, 1035299), (23, 945273), (69, 315091), (161, 135039), (483, 45013)]