21046130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6397}}^1$

素因数の和:6458

約数の個数: 32

約数和(自身を含む): 44222976

約数和(自身を除く): 23176846

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 6397, 12794, 31985, 44779, 63970, 89558, 223895, 300659, 447790, 601318, 1503295, 2104613, 3006590, 4209226, 10523065, 21046130]

約数ペア:

[(1, 21046130), (2, 10523065), (5, 4209226), (7, 3006590), (10, 2104613), (14, 1503295), (35, 601318), (47, 447790), (70, 300659), (94, 223895), (235, 89558), (329, 63970), (470, 44779), (658, 31985), (1645, 12794), (3290, 6397)]