21086316

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{7057}}^1$

素因数の和:7150

約数の個数: 36

約数和(自身を含む): 53951352

約数和(自身を除く): 32865036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 249, 332, 498, 747, 996, 1494, 2988, 7057, 14114, 21171, 28228, 42342, 63513, 84684, 127026, 254052, 585731, 1171462, 1757193, 2342924, 3514386, 5271579, 7028772, 10543158, 21086316]

約数ペア:

[(1, 21086316), (2, 10543158), (3, 7028772), (4, 5271579), (6, 3514386), (9, 2342924), (12, 1757193), (18, 1171462), (36, 585731), (83, 254052), (166, 127026), (249, 84684), (332, 63513), (498, 42342), (747, 28228), (996, 21171), (1494, 14114), (2988, 7057)]