21593404

素因数分解:

$2^2\times 7^1\times {\mathrm{653}}^1\times {\mathrm{1181}}^1$

素因数の和:1845

約数の個数: 24

約数和(自身を含む): 43289568

約数和(自身を除く): 21696164

約数列:

[1, 2, 4, 7, 14, 28, 653, 1181, 1306, 2362, 2612, 4571, 4724, 8267, 9142, 16534, 18284, 33068, 771193, 1542386, 3084772, 5398351, 10796702, 21593404]

約数ペア:

[(1, 21593404), (2, 10796702), (4, 5398351), (7, 3084772), (14, 1542386), (28, 771193), (653, 33068), (1181, 18284), (1306, 16534), (2362, 9142), (2612, 8267), (4571, 4724)]