21968573

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4051}}^1$

素因数の和:4108

約数の個数: 16

約数和(自身を含む): 26256960

約数和(自身を除く): 4288387

約数列:

[1, 11, 17, 29, 187, 319, 493, 4051, 5423, 44561, 68867, 117479, 757537, 1292269, 1997143, 21968573]

約数ペア:

[(1, 21968573), (11, 1997143), (17, 1292269), (29, 757537), (187, 117479), (319, 68867), (493, 44561), (4051, 5423)]