21834225

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{4621}}^1$

素因数の和:4647

約数の個数: 48

約数和(自身を含む): 45850240

約数和(自身を除く): 24016015

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 315, 525, 675, 945, 1575, 4621, 4725, 13863, 23105, 32347, 41589, 69315, 97041, 115525, 124767, 161735, 207945, 291123, 346575, 485205, 623835, 808675, 873369, 1039725, 1455615, 2426025, 3119175, 4366845, 7278075, 21834225]

約数ペア:

[(1, 21834225), (3, 7278075), (5, 4366845), (7, 3119175), (9, 2426025), (15, 1455615), (21, 1039725), (25, 873369), (27, 808675), (35, 623835), (45, 485205), (63, 346575), (75, 291123), (105, 207945), (135, 161735), (175, 124767), (189, 115525), (225, 97041), (315, 69315), (525, 41589), (675, 32347), (945, 23105), (1575, 13863), (4621, 4725)]