21025194

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{359}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 43338240

約数和(自身を除く): 22313046

約数列:

[1, 2, 3, 6, 43, 86, 129, 227, 258, 359, 454, 681, 718, 1077, 1362, 2154, 9761, 15437, 19522, 29283, 30874, 46311, 58566, 81493, 92622, 162986, 244479, 488958, 3504199, 7008398, 10512597, 21025194]

約数ペア:

[(1, 21025194), (2, 10512597), (3, 7008398), (6, 3504199), (43, 488958), (86, 244479), (129, 162986), (227, 92622), (258, 81493), (359, 58566), (454, 46311), (681, 30874), (718, 29283), (1077, 19522), (1362, 15437), (2154, 9761)]