21230859

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{14713}}^1$

素因数の和:14766

約数の個数: 16

約数和(自身を含む): 31311392

約数和(自身を除く): 10080533

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 14713, 44139, 191269, 544381, 573807, 1633143, 7076953, 21230859]

約数ペア:

[(1, 21230859), (3, 7076953), (13, 1633143), (37, 573807), (39, 544381), (111, 191269), (481, 44139), (1443, 14713)]