1621764396

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{2145191}}^1$

素因数の和:2145211

約数の個数: 48

約数和(自身を含む): 4805230080

約数和(自身を除く): 3183465684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 2145191, 4290382, 6435573, 8580764, 12871146, 15016337, 19306719, 25742292, 30032674, 38613438, 45049011, 57920157, 60065348, 77226876, 90098022, 115840314, 135147033, 180196044, 231680628, 270294066, 405441099, 540588132, 810882198, 1621764396]

約数ペア:

[(1, 1621764396), (2, 810882198), (3, 540588132), (4, 405441099), (6, 270294066), (7, 231680628), (9, 180196044), (12, 135147033), (14, 115840314), (18, 90098022), (21, 77226876), (27, 60065348), (28, 57920157), (36, 45049011), (42, 38613438), (54, 30032674), (63, 25742292), (84, 19306719), (108, 15016337), (126, 12871146), (189, 8580764), (252, 6435573), (378, 4290382), (756, 2145191)]