21812604

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{165247}}^1$

素因数の和:165265

約数の個数: 24

約数和(自身を含む): 55523328

約数和(自身を除く): 33710724

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 165247, 330494, 495741, 660988, 991482, 1817717, 1982964, 3635434, 5453151, 7270868, 10906302, 21812604]

約数ペア:

[(1, 21812604), (2, 10906302), (3, 7270868), (4, 5453151), (6, 3635434), (11, 1982964), (12, 1817717), (22, 991482), (33, 660988), (44, 495741), (66, 330494), (132, 165247)]