2072511

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{491}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 3479424

約数和(自身を除く): 1406913

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 491, 603, 1407, 1473, 3437, 4221, 4419, 10311, 30933, 32897, 98691, 230279, 296073, 690837, 2072511]

約数ペア:

[(1, 2072511), (3, 690837), (7, 296073), (9, 230279), (21, 98691), (63, 32897), (67, 30933), (201, 10311), (469, 4419), (491, 4221), (603, 3437), (1407, 1473)]