21865046

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 38638080

約数和(自身を除く): 16773034

約数列:

[1, 2, 7, 14, 59, 103, 118, 206, 257, 413, 514, 721, 826, 1442, 1799, 3598, 6077, 12154, 15163, 26471, 30326, 42539, 52942, 85078, 106141, 185297, 212282, 370594, 1561789, 3123578, 10932523, 21865046]

約数ペア:

[(1, 21865046), (2, 10932523), (7, 3123578), (14, 1561789), (59, 370594), (103, 212282), (118, 185297), (206, 106141), (257, 85078), (413, 52942), (514, 42539), (721, 30326), (826, 26471), (1442, 15163), (1799, 12154), (3598, 6077)]