2021025587

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{1723}}^1$

素因数の和:1899

約数の個数: 32

約数和(自身を含む): 2442177024

約数和(自身を除く): 421151437

約数列:

[1, 7, 41, 61, 67, 287, 427, 469, 1723, 2501, 2747, 4087, 12061, 17507, 19229, 28609, 70643, 105103, 115441, 167567, 494501, 735721, 808087, 1172969, 4309223, 4733081, 7041901, 30164561, 33131567, 49293307, 288717941, 2021025587]

約数ペア:

[(1, 2021025587), (7, 288717941), (41, 49293307), (61, 33131567), (67, 30164561), (287, 7041901), (427, 4733081), (469, 4309223), (1723, 1172969), (2501, 808087), (2747, 735721), (4087, 494501), (12061, 167567), (17507, 115441), (19229, 105103), (28609, 70643)]