21102616

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{7307}}^1$

素因数の和:7351

約数の個数: 24

約数和(自身を含む): 41765220

約数和(自身を除く): 20662604

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 7307, 14614, 29228, 58456, 138833, 277666, 555332, 1110664, 2637827, 5275654, 10551308, 21102616]

約数ペア:

[(1, 21102616), (2, 10551308), (4, 5275654), (8, 2637827), (19, 1110664), (38, 555332), (76, 277666), (152, 138833), (361, 58456), (722, 29228), (1444, 14614), (2888, 7307)]