21812476

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{8753}}^1$

素因数の和:8853

約数の個数: 24

約数和(自身を含む): 44120160

約数和(自身を除く): 22307684

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 8753, 17506, 35012, 61271, 122542, 245084, 779017, 1558034, 3116068, 5453119, 10906238, 21812476]

約数ペア:

[(1, 21812476), (2, 10906238), (4, 5453119), (7, 3116068), (14, 1558034), (28, 779017), (89, 245084), (178, 122542), (356, 61271), (623, 35012), (1246, 17506), (2492, 8753)]