2002821

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{227}}^1$

素因数の和:420

約数の個数: 16

約数和(自身を含む): 2856384

約数和(自身を除く): 853563

約数列:

[1, 3, 17, 51, 173, 227, 519, 681, 2941, 3859, 8823, 11577, 39271, 117813, 667607, 2002821]

約数ペア:

[(1, 2002821), (3, 667607), (17, 117813), (51, 39271), (173, 11577), (227, 8823), (519, 3859), (681, 2941)]