21144715

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1\times {\mathrm{313}}^1$

素因数の和:606

約数の個数: 16

約数和(自身を含む): 25999200

約数和(自身を除く): 4854485

約数列:

[1, 5, 59, 229, 295, 313, 1145, 1565, 13511, 18467, 67555, 71677, 92335, 358385, 4228943, 21144715]

約数ペア:

[(1, 21144715), (5, 4228943), (59, 358385), (229, 92335), (295, 71677), (313, 67555), (1145, 18467), (1565, 13511)]