21000906435

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{321779}}^1$

素因数の和:322035

約数の個数: 32

約数和(自身を含む): 35524512000

約数和(自身を除く): 14523605565

約数列:

[1, 3, 5, 15, 19, 57, 95, 229, 285, 687, 1145, 3435, 4351, 13053, 21755, 65265, 321779, 965337, 1608895, 4826685, 6113801, 18341403, 30569005, 73687391, 91707015, 221062173, 368436955, 1105310865, 1400060429, 4200181287, 7000302145, 21000906435]

約数ペア:

[(1, 21000906435), (3, 7000302145), (5, 4200181287), (15, 1400060429), (19, 1105310865), (57, 368436955), (95, 221062173), (229, 91707015), (285, 73687391), (687, 30569005), (1145, 18341403), (3435, 6113801), (4351, 4826685), (13053, 1608895), (21755, 965337), (65265, 321779)]