21434567

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{331}}^1$

素因数の和:407

約数の個数: 24

約数和(自身を含む): 27760512

約数和(自身を除く): 6325945

約数列:

[1, 7, 11, 29, 77, 203, 319, 331, 841, 2233, 2317, 3641, 5887, 9251, 9599, 25487, 64757, 67193, 105589, 278371, 739123, 1948597, 3062081, 21434567]

約数ペア:

[(1, 21434567), (7, 3062081), (11, 1948597), (29, 739123), (77, 278371), (203, 105589), (319, 67193), (331, 64757), (841, 25487), (2233, 9599), (2317, 9251), (3641, 5887)]