21580182

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{10247}}^1$

素因数の和:10274

約数の個数: 40

約数和(自身を含む): 52080336

約数和(自身を除く): 30500154

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 10247, 20494, 30741, 61482, 92223, 133211, 184446, 266422, 276669, 399633, 553338, 799266, 830007, 1198899, 1660014, 2397798, 3596697, 7193394, 10790091, 21580182]

約数ペア:

[(1, 21580182), (2, 10790091), (3, 7193394), (6, 3596697), (9, 2397798), (13, 1660014), (18, 1198899), (26, 830007), (27, 799266), (39, 553338), (54, 399633), (78, 276669), (81, 266422), (117, 184446), (162, 133211), (234, 92223), (351, 61482), (702, 30741), (1053, 20494), (2106, 10247)]