2021822117

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1\times {\mathrm{479}}^1$

素因数の和:945

約数の個数: 32

約数和(自身を含む): 2439782400

約数和(自身を除く): 417960283

約数列:

[1, 7, 37, 43, 259, 301, 379, 479, 1591, 2653, 3353, 11137, 14023, 16297, 17723, 20597, 98161, 114079, 124061, 144179, 181541, 602989, 762089, 1270787, 4220923, 5334623, 6717017, 7806263, 47019119, 54643841, 288831731, 2021822117]

約数ペア:

[(1, 2021822117), (7, 288831731), (37, 54643841), (43, 47019119), (259, 7806263), (301, 6717017), (379, 5334623), (479, 4220923), (1591, 1270787), (2653, 762089), (3353, 602989), (11137, 181541), (14023, 144179), (16297, 124061), (17723, 114079), (20597, 98161)]