21179508

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2833}}^1$

素因数の和:2936

約数の個数: 48

約数和(自身を含む): 57133440

約数和(自身を除く): 35953932

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 89, 178, 267, 356, 534, 623, 1068, 1246, 1869, 2492, 2833, 3738, 5666, 7476, 8499, 11332, 16998, 19831, 33996, 39662, 59493, 79324, 118986, 237972, 252137, 504274, 756411, 1008548, 1512822, 1764959, 3025644, 3529918, 5294877, 7059836, 10589754, 21179508]

約数ペア:

[(1, 21179508), (2, 10589754), (3, 7059836), (4, 5294877), (6, 3529918), (7, 3025644), (12, 1764959), (14, 1512822), (21, 1008548), (28, 756411), (42, 504274), (84, 252137), (89, 237972), (178, 118986), (267, 79324), (356, 59493), (534, 39662), (623, 33996), (1068, 19831), (1246, 16998), (1869, 11332), (2492, 8499), (2833, 7476), (3738, 5666)]