21695928138

素因数分解:

$2^1\times 3^3\times {\mathrm{239}}^1\times {\mathrm{1681073}}^1$

素因数の和:1681323

約数の個数: 32

約数和(自身を含む): 48414931200

約数和(自身を除く): 26719003062

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 239, 478, 717, 1434, 2151, 4302, 6453, 12906, 1681073, 3362146, 5043219, 10086438, 15129657, 30259314, 45388971, 90777942, 401776447, 803552894, 1205329341, 2410658682, 3615988023, 7231976046, 10847964069, 21695928138]

約数ペア:

[(1, 21695928138), (2, 10847964069), (3, 7231976046), (6, 3615988023), (9, 2410658682), (18, 1205329341), (27, 803552894), (54, 401776447), (239, 90777942), (478, 45388971), (717, 30259314), (1434, 15129657), (2151, 10086438), (4302, 5043219), (6453, 3362146), (12906, 1681073)]