21014938

素因数分解:

$2^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{9209}}^1$

素因数の和:9381

約数の個数: 16

約数和(自身を含む): 36250560

約数和(自身を除く): 15235622

約数列:

[1, 2, 7, 14, 163, 326, 1141, 2282, 9209, 18418, 64463, 128926, 1501067, 3002134, 10507469, 21014938]

約数ペア:

[(1, 21014938), (2, 10507469), (7, 3002134), (14, 1501067), (163, 128926), (326, 64463), (1141, 18418), (2282, 9209)]