21119432

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{85159}}^1$

素因数の和:85196

約数の個数: 16

約数和(自身を含む): 40876800

約数和(自身を除く): 19757368

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 85159, 170318, 340636, 681272, 2639929, 5279858, 10559716, 21119432]

約数ペア:

[(1, 21119432), (2, 10559716), (4, 5279858), (8, 2639929), (31, 681272), (62, 340636), (124, 170318), (248, 85159)]