21486286081

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1\times {\mathrm{811}}^1$

素因数の和:1333

約数の個数: 32

約数和(自身を含む): 23913179136

約数和(自身を除く): 2426893055

約数列:

[1, 13, 47, 131, 331, 611, 811, 1703, 4303, 6157, 10543, 15557, 38117, 43361, 80041, 106241, 202241, 268441, 495521, 563693, 1381133, 2037967, 3489733, 4993327, 12616727, 26493571, 35165771, 64913251, 164017451, 457155023, 1652791237, 21486286081]

約数ペア:

[(1, 21486286081), (13, 1652791237), (47, 457155023), (131, 164017451), (331, 64913251), (611, 35165771), (811, 26493571), (1703, 12616727), (4303, 4993327), (6157, 3489733), (10543, 2037967), (15557, 1381133), (38117, 563693), (43361, 495521), (80041, 268441), (106241, 202241)]