21489182

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{331}}^1$

素因数の和:584

約数の個数: 32

約数和(自身を含む): 38150784

約数和(自身を除く): 16661602

約数列:

[1, 2, 11, 13, 22, 26, 143, 227, 286, 331, 454, 662, 2497, 2951, 3641, 4303, 4994, 5902, 7282, 8606, 32461, 47333, 64922, 75137, 94666, 150274, 826507, 976781, 1653014, 1953562, 10744591, 21489182]

約数ペア:

[(1, 21489182), (2, 10744591), (11, 1953562), (13, 1653014), (22, 976781), (26, 826507), (143, 150274), (227, 94666), (286, 75137), (331, 64922), (454, 47333), (662, 32461), (2497, 8606), (2951, 7282), (3641, 5902), (4303, 4994)]