21442860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{39709}}^1$

素因数の和:39727

約数の個数: 48

約数和(自身を含む): 66712800

約数和(自身を除く): 45269940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 39709, 79418, 119127, 158836, 198545, 238254, 357381, 397090, 476508, 595635, 714762, 794180, 1072143, 1191270, 1429524, 1786905, 2144286, 2382540, 3573810, 4288572, 5360715, 7147620, 10721430, 21442860]

約数ペア:

[(1, 21442860), (2, 10721430), (3, 7147620), (4, 5360715), (5, 4288572), (6, 3573810), (9, 2382540), (10, 2144286), (12, 1786905), (15, 1429524), (18, 1191270), (20, 1072143), (27, 794180), (30, 714762), (36, 595635), (45, 476508), (54, 397090), (60, 357381), (90, 238254), (108, 198545), (135, 158836), (180, 119127), (270, 79418), (540, 39709)]