21936202

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{1289}}^1$

素因数の和:1485

約数の個数: 16

約数和(自身を含む): 33684480

約数和(自身を除く): 11748278

約数列:

[1, 2, 67, 127, 134, 254, 1289, 2578, 8509, 17018, 86363, 163703, 172726, 327406, 10968101, 21936202]

約数ペア:

[(1, 21936202), (2, 10968101), (67, 327406), (127, 172726), (134, 163703), (254, 86363), (1289, 17018), (2578, 8509)]