21245955369

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{3023}}^1\times {\mathrm{75571}}^1$

素因数の和:78628

約数の個数: 16

約数和(自身を含む): 29251805184

約数和(自身を除く): 8005849815

約数列:

[1, 3, 31, 93, 3023, 9069, 75571, 93713, 226713, 281139, 2342701, 7028103, 228451133, 685353399, 7081985123, 21245955369]

約数ペア:

[(1, 21245955369), (3, 7081985123), (31, 685353399), (93, 228451133), (3023, 7028103), (9069, 2342701), (75571, 281139), (93713, 226713)]