21160035

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4019}}^1$

素因数の和:4049

約数の個数: 40

約数和(自身を含む): 40859280

約数和(自身を除く): 19699245

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 1053, 1755, 4019, 5265, 12057, 20095, 36171, 52247, 60285, 108513, 156741, 180855, 261235, 325539, 470223, 542565, 783705, 1410669, 1627695, 2351115, 4232007, 7053345, 21160035]

約数ペア:

[(1, 21160035), (3, 7053345), (5, 4232007), (9, 2351115), (13, 1627695), (15, 1410669), (27, 783705), (39, 542565), (45, 470223), (65, 325539), (81, 261235), (117, 180855), (135, 156741), (195, 108513), (351, 60285), (405, 52247), (585, 36171), (1053, 20095), (1755, 12057), (4019, 5265)]