21936688

素因数分解:

$2^4\times {\mathrm{1049}}^1\times {\mathrm{1307}}^1$

素因数の和:2364

約数の個数: 20

約数和(自身を含む): 42575400

約数和(自身を除く): 20638712

約数列:

[1, 2, 4, 8, 16, 1049, 1307, 2098, 2614, 4196, 5228, 8392, 10456, 16784, 20912, 1371043, 2742086, 5484172, 10968344, 21936688]

約数ペア:

[(1, 21936688), (2, 10968344), (4, 5484172), (8, 2742086), (16, 1371043), (1049, 20912), (1307, 16784), (2098, 10456), (2614, 8392), (4196, 5228)]