21785728

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{5869}}^1$

素因数の和:5912

約数の個数: 32

約数和(自身を含む): 44905500

約数和(自身を除く): 23119772

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 464, 928, 1856, 3712, 5869, 11738, 23476, 46952, 93904, 170201, 187808, 340402, 375616, 680804, 751232, 1361608, 2723216, 5446432, 10892864, 21785728]

約数ペア:

[(1, 21785728), (2, 10892864), (4, 5446432), (8, 2723216), (16, 1361608), (29, 751232), (32, 680804), (58, 375616), (64, 340402), (116, 187808), (128, 170201), (232, 93904), (464, 46952), (928, 23476), (1856, 11738), (3712, 5869)]