21108630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{743}}^1\times {\mathrm{947}}^1$

素因数の和:1700

約数の個数: 32

約数和(自身を含む): 50782464

約数和(自身を除く): 29673834

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 743, 947, 1486, 1894, 2229, 2841, 3715, 4458, 4735, 5682, 7430, 9470, 11145, 14205, 22290, 28410, 703621, 1407242, 2110863, 3518105, 4221726, 7036210, 10554315, 21108630]

約数ペア:

[(1, 21108630), (2, 10554315), (3, 7036210), (5, 4221726), (6, 3518105), (10, 2110863), (15, 1407242), (30, 703621), (743, 28410), (947, 22290), (1486, 14205), (1894, 11145), (2229, 9470), (2841, 7430), (3715, 5682), (4458, 4735)]