21046178

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{2423}}^1$

素因数の和:2569

約数の個数: 16

約数和(自身を含む): 32636736

約数和(自身を除く): 11590558

約数列:

[1, 2, 43, 86, 101, 202, 2423, 4343, 4846, 8686, 104189, 208378, 244723, 489446, 10523089, 21046178]

約数ペア:

[(1, 21046178), (2, 10523089), (43, 489446), (86, 244723), (101, 208378), (202, 104189), (2423, 8686), (4343, 4846)]