2181056

素因数分解:

$2^6\times {\mathrm{53}}^1\times {\mathrm{643}}^1$

素因数の和:708

約数の個数: 28

約数和(自身を含む): 4416552

約数和(自身を除く): 2235496

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 212, 424, 643, 848, 1286, 1696, 2572, 3392, 5144, 10288, 20576, 34079, 41152, 68158, 136316, 272632, 545264, 1090528, 2181056]

約数ペア:

[(1, 2181056), (2, 1090528), (4, 545264), (8, 272632), (16, 136316), (32, 68158), (53, 41152), (64, 34079), (106, 20576), (212, 10288), (424, 5144), (643, 3392), (848, 2572), (1286, 1696)]