20210122905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4095263}}^1$

素因数の和:4095325

約数の個数: 32

約数和(自身を含む): 37741953024

約数和(自身を除く): 17531830119

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 105, 141, 235, 329, 705, 987, 1645, 4935, 4095263, 12285789, 20476315, 28666841, 61428945, 86000523, 143334205, 192477361, 430002615, 577432083, 962386805, 1347341527, 2887160415, 4042024581, 6736707635, 20210122905]

約数ペア:

[(1, 20210122905), (3, 6736707635), (5, 4042024581), (7, 2887160415), (15, 1347341527), (21, 962386805), (35, 577432083), (47, 430002615), (105, 192477361), (141, 143334205), (235, 86000523), (329, 61428945), (705, 28666841), (987, 20476315), (1645, 12285789), (4935, 4095263)]