21893808

素因数分解:

$2^4\times 3^1\times {\mathrm{439}}^1\times {\mathrm{1039}}^1$

素因数の和:1489

約数の個数: 40

約数和(自身を含む): 56742400

約数和(自身を除く): 34848592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 439, 878, 1039, 1317, 1756, 2078, 2634, 3117, 3512, 4156, 5268, 6234, 7024, 8312, 10536, 12468, 16624, 21072, 24936, 49872, 456121, 912242, 1368363, 1824484, 2736726, 3648968, 5473452, 7297936, 10946904, 21893808]

約数ペア:

[(1, 21893808), (2, 10946904), (3, 7297936), (4, 5473452), (6, 3648968), (8, 2736726), (12, 1824484), (16, 1368363), (24, 912242), (48, 456121), (439, 49872), (878, 24936), (1039, 21072), (1317, 16624), (1756, 12468), (2078, 10536), (2634, 8312), (3117, 7024), (3512, 6234), (4156, 5268)]