21183930

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{26153}}^1$

素因数の和:26172

約数の個数: 40

約数和(自身を含む): 56963412

約数和(自身を除く): 35779482

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 26153, 52306, 78459, 130765, 156918, 235377, 261530, 392295, 470754, 706131, 784590, 1176885, 1412262, 2118393, 2353770, 3530655, 4236786, 7061310, 10591965, 21183930]

約数ペア:

[(1, 21183930), (2, 10591965), (3, 7061310), (5, 4236786), (6, 3530655), (9, 2353770), (10, 2118393), (15, 1412262), (18, 1176885), (27, 784590), (30, 706131), (45, 470754), (54, 392295), (81, 261530), (90, 235377), (135, 156918), (162, 130765), (270, 78459), (405, 52306), (810, 26153)]