21031296495

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{367}}^1\times {\mathrm{6553}}^1$

素因数の和:6992

約数の個数: 64

約数和(自身を含む): 37509433344

約数和(自身を除く): 16478136849

約数列:

[1, 3, 5, 11, 15, 33, 53, 55, 159, 165, 265, 367, 583, 795, 1101, 1749, 1835, 2915, 4037, 5505, 6553, 8745, 12111, 19451, 19659, 20185, 32765, 58353, 60555, 72083, 97255, 98295, 213961, 216249, 291765, 347309, 360415, 641883, 1041927, 1069805, 1081245, 1736545, 2404951, 3209415, 3820399, 5209635, 7214853, 11461197, 12024755, 19101995, 26454461, 36074265, 57305985, 79363383, 127462403, 132272305, 382387209, 396816915, 637312015, 1402086433, 1911936045, 4206259299, 7010432165, 21031296495]

約数ペア:

[(1, 21031296495), (3, 7010432165), (5, 4206259299), (11, 1911936045), (15, 1402086433), (33, 637312015), (53, 396816915), (55, 382387209), (159, 132272305), (165, 127462403), (265, 79363383), (367, 57305985), (583, 36074265), (795, 26454461), (1101, 19101995), (1749, 12024755), (1835, 11461197), (2915, 7214853), (4037, 5209635), (5505, 3820399), (6553, 3209415), (8745, 2404951), (12111, 1736545), (19451, 1081245), (19659, 1069805), (20185, 1041927), (32765, 641883), (58353, 360415), (60555, 347309), (72083, 291765), (97255, 216249), (98295, 213961)]