21490111511

素因数分解:

${\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1721}}^1\times {\mathrm{16943}}^1$

素因数の和:18742

約数の個数: 16

約数和(自身を含む): 23808895488

約数和(自身を除く): 2318783977

約数列:

[1, 11, 67, 737, 1721, 16943, 18931, 115307, 186373, 1135181, 1268377, 12486991, 29158903, 320747933, 1953646501, 21490111511]

約数ペア:

[(1, 21490111511), (11, 1953646501), (67, 320747933), (737, 29158903), (1721, 12486991), (16943, 1268377), (18931, 1135181), (115307, 186373)]