21208872

素因数分解:

$2^3\times 3^1\times {\mathrm{883703}}^1$

素因数の和:883712

約数の個数: 16

約数和(自身を含む): 53022240

約数和(自身を除く): 31813368

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 883703, 1767406, 2651109, 3534812, 5302218, 7069624, 10604436, 21208872]

約数ペア:

[(1, 21208872), (2, 10604436), (3, 7069624), (4, 5302218), (6, 3534812), (8, 2651109), (12, 1767406), (24, 883703)]