21085936

素因数分解:

$2^4\times {\mathrm{907}}^1\times {\mathrm{1453}}^1$

素因数の和:2368

約数の個数: 20

約数和(自身を含む): 40927192

約数和(自身を除く): 19841256

約数列:

[1, 2, 4, 8, 16, 907, 1453, 1814, 2906, 3628, 5812, 7256, 11624, 14512, 23248, 1317871, 2635742, 5271484, 10542968, 21085936]

約数ペア:

[(1, 21085936), (2, 10542968), (4, 5271484), (8, 2635742), (16, 1317871), (907, 23248), (1453, 14512), (1814, 11624), (2906, 7256), (3628, 5812)]