21432722

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{1993}}^1$

素因数の和:2297

約数の個数: 16

約数和(自身を含む): 33977760

約数和(自身を除く): 12545038

約数列:

[1, 2, 19, 38, 283, 566, 1993, 3986, 5377, 10754, 37867, 75734, 564019, 1128038, 10716361, 21432722]

約数ペア:

[(1, 21432722), (2, 10716361), (19, 1128038), (38, 564019), (283, 75734), (566, 37867), (1993, 10754), (3986, 5377)]