21055097

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6883}}^1$

素因数の和:6932

約数の個数: 16

約数和(自身を含む): 26434560

約数和(自身を除く): 5379463

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 6883, 48181, 130777, 158309, 915439, 1108163, 3007871, 21055097]

約数ペア:

[(1, 21055097), (7, 3007871), (19, 1108163), (23, 915439), (133, 158309), (161, 130777), (437, 48181), (3059, 6883)]