21841170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{56003}}^1$

素因数の和:56026

約数の個数: 32

約数和(自身を含む): 56452032

約数和(自身を除く): 34610862

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 56003, 112006, 168009, 280015, 336018, 560030, 728039, 840045, 1456078, 1680090, 2184117, 3640195, 4368234, 7280390, 10920585, 21841170]

約数ペア:

[(1, 21841170), (2, 10920585), (3, 7280390), (5, 4368234), (6, 3640195), (10, 2184117), (13, 1680090), (15, 1456078), (26, 840045), (30, 728039), (39, 560030), (65, 336018), (78, 280015), (130, 168009), (195, 112006), (390, 56003)]