21149014

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{10501}}^1$

素因数の和:10575

約数の個数: 16

約数和(自身を含む): 34026480

約数和(自身を除く): 12877466

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 10501, 21002, 199519, 399038, 556553, 1113106, 10574507, 21149014]

約数ペア:

[(1, 21149014), (2, 10574507), (19, 1113106), (38, 556553), (53, 399038), (106, 199519), (1007, 21002), (2014, 10501)]