21167477495

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{30809}}^1$

素因数の和:31027

約数の個数: 32

約数和(自身を含む): 27551534400

約数和(自身を除く): 6384056905

約数列:

[1, 5, 17, 59, 85, 137, 295, 685, 1003, 2329, 5015, 8083, 11645, 30809, 40415, 137411, 154045, 523753, 687055, 1817731, 2618765, 4220833, 9088655, 21104165, 30901427, 71754161, 154507135, 249029147, 358770805, 1245145735, 4233495499, 21167477495]

約数ペア:

[(1, 21167477495), (5, 4233495499), (17, 1245145735), (59, 358770805), (85, 249029147), (137, 154507135), (295, 71754161), (685, 30901427), (1003, 21104165), (2329, 9088655), (5015, 4220833), (8083, 2618765), (11645, 1817731), (30809, 687055), (40415, 523753), (137411, 154045)]