21000201688

素因数分解:

$2^3\times {\mathrm{23081}}^1\times {\mathrm{113731}}^1$

素因数の和:136818

約数の個数: 16

約数和(自身を含む): 39377430360

約数和(自身を除く): 18377228672

約数列:

[1, 2, 4, 8, 23081, 46162, 92324, 113731, 184648, 227462, 454924, 909848, 2625025211, 5250050422, 10500100844, 21000201688]

約数ペア:

[(1, 21000201688), (2, 10500100844), (4, 5250050422), (8, 2625025211), (23081, 909848), (46162, 454924), (92324, 227462), (113731, 184648)]