21977776821

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{11939}}^1$

素因数の和:12586

約数の個数: 64

約数和(自身を含む): 39412316160

約数和(自身を除く): 17434539339

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 429, 613, 1001, 1839, 3003, 4291, 6743, 7969, 11939, 12873, 20229, 23907, 35817, 47201, 55783, 83573, 87659, 131329, 141603, 155207, 167349, 250719, 262977, 393987, 465621, 613613, 919303, 1086449, 1707277, 1840839, 2757909, 3259347, 5121831, 7318607, 11950939, 21955821, 35852817, 51230249, 80504677, 95141891, 153690747, 241514031, 285425673, 563532739, 665993237, 1046560801, 1690598217, 1997979711, 3139682403, 7325925607, 21977776821]

約数ペア:

[(1, 21977776821), (3, 7325925607), (7, 3139682403), (11, 1997979711), (13, 1690598217), (21, 1046560801), (33, 665993237), (39, 563532739), (77, 285425673), (91, 241514031), (143, 153690747), (231, 95141891), (273, 80504677), (429, 51230249), (613, 35852817), (1001, 21955821), (1839, 11950939), (3003, 7318607), (4291, 5121831), (6743, 3259347), (7969, 2757909), (11939, 1840839), (12873, 1707277), (20229, 1086449), (23907, 919303), (35817, 613613), (47201, 465621), (55783, 393987), (83573, 262977), (87659, 250719), (131329, 167349), (141603, 155207)]