210003921

素因数分解:

$3^4\times {\mathrm{797}}^1\times {\mathrm{3253}}^1$

素因数の和:4062

約数の個数: 20

約数和(自身を含む): 314199732

約数和(自身を除く): 104195811

約数列:

[1, 3, 9, 27, 81, 797, 2391, 3253, 7173, 9759, 21519, 29277, 64557, 87831, 263493, 2592641, 7777923, 23333769, 70001307, 210003921]

約数ペア:

[(1, 210003921), (3, 70001307), (9, 23333769), (27, 7777923), (81, 2592641), (797, 263493), (2391, 87831), (3253, 64557), (7173, 29277), (9759, 21519)]